Richest of all c2w answers
http://in.c2w.com/hangman/79713-Richest-of-all
1 ) INGVAR FEODOR KAMPRAD
2 ) BERNARD ARNAULT
3 ) PRINCE AL WALEED BIN TALAL BIN ABDUL AZIZ AL SAUD
4 ) ANIL DHIRUBHAI AMBANI
5 ) MICHAEL SAUL DELL
6 ) CARLOS SLIM HELU
7 ) LAKSHMI NIWAS MITTAL
8 ) LAWRENCE JOSEPH ELLISON
9 ) MICHAEL RUBENS BLOOMBERG
10 ) MUKESH DHIRUBHAI AMBANI
11 ) SERGEY BRIN
12 ) RONALD OWEN PERELMAN
13 ) PAUL GARDNER ALLEN
14 ) WARREN EDWARD BUFFETT
15 ) WILLIAM HENRY BILL GATES III