The number of people with ten-figure fortunes now stands at 2,043, which is 233 more than past year.
Fast-fashion magnate Amancio Ortega, who owns the Zara chain, is No. 4 with a net worth of $71.3 billion, while Facebook founder Mark Zuckerberg rounds out the top five with a net worth of $56 billion. Bezos added $27.6 billion to his fortune to reach $72.8 billion and move into the top three for the first time.
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Also on the list is veteran banker Wee Cho Yaw, who has a net worth of US$5 billion, as well as Hong Leong Group chairman Kwek Leng Beng, with a net worth of US$2.7 billion. This year Forbes ranked a record 2,043 billionaires. Regionally, Asia-Pacific boasted the most billionaires, with 720 billionaires, followed by the United States with 565 and Europe with 530.
Billionaire's across the globe saw their net worth jump by 18% to $7.7trn (£6.2trn) over the a year ago, according to Forbes 2017 billionaires list.
The Asia-Pacific claimed the most billionaires with 720, followed by the USA with 565 and Europe with 530. "40 percent of Donald Trump's fortune is tied up in Trump tower and eight buildings within one mile of it", Forbes explained. Dean White, who made his fortune in billboards and hotels, died previous year.
The Trump administration asked for a 28.5 per cent cut in global programmes, including the State Department and the US Agency for worldwide Development, for the year that begins Oct 1. versus fiscal 2016, the last year Congress enacted full-year spending legislation.
There are 183 tech billionaires in all with a combined $1 trillion in wealth, Forbes said. Gates has been the richest person in the world for 18 out of the last 23 years.
Much of Trump's slide, the publication said, is linked to a drop in the value of real estate in midtown Manhattan.
The world's richest woman is Liliane Bettencourt.
It was bad news for US President Donald Trump, who slipped 220 spots to 544 and must now rub along on just $3.5bn. "Lately, the neighbourhood has been struggling".
Jim Irsay, owner of the Indianapolis Colts, is No. 814 with $2.5 billion, up from $1.74 billion in 2014.