Washington

DONALD Trump is US$1 billion poorer since becoming president, according to Forbes' latest list of the world's billionaires.

The magazine's newest ranking, released on Monday, estimated that Mr Trump's net worth has fallen from US$4.5 billion last year to US$3.5 billion today, dropping him 220 spots on the magazine's list of billionaires, from No 336 last year to No 544, a tie with 19 others.