Forbes list: the biggest international losers

Warren Buffett, the famous US investor, has lost $25bn Photograph: Andrea Comas /Reuters

Indian tycoon Anil Ambani is the biggest loser on the Forbes list, with $31.9bn wiped from his fortune Photograph: Indranil Mukherjee/AFP/Getty Images

Bill Gates, founder of software firm Microsoft, has lost a mere $18bn and is the world's richest man Photograph: Julien M. Hekimian/Getty Images

DLF chairman Kushal Pal Singh, the Indian real estate baron, saw his wealth dip by $25bn Photograph: Punit Paranjpe /Reuters

Indian businessman Lakshmi Mittal, the 56-year-old steel baron, lost $25.7bn, according to Forbes Photograph: Frederick Florin/AFP/Getty Images

Mukesh Ambani, 50, brother of Anil and head of petrochemicals firm Reliance Industries, is India's richest man but still saw $23.5bn slip from his grasp last year Photograph: Adnan Abidi /Reuters

Oleg Deripaska, the 40-year-old Russian oligarch, lost $24.5bn last year Photograph: Epsilon/Getty Images

Sheldon Adelson, 73, is a self-made gambling magnate who transformed Las Vegas. He was $22.6bn poorer last year, according to Forbes Photograph: Paul Yeung /Reuters