The biggest loser of all was Anil Ambani. Touted on the cover of our 2008 billionaires issue for having added $24 billion to his fortune in one year, Ambani has dropped $30 billion since then. But don't worry too much. His Reliance Entertainment is investing $500 million in a new studio venture with Steven Spielberg's DreamWorks. Plus, he remains quite wealthy, worth $12 billion That's something many others can't claim.
Additional reporting by Tatiana Serafin, Russell Flannery, Naazneen Karmali and Cristina von Zeppelin.