Who's Worth More?

How do today’s billionaires stack up against yesterday’s über-wealthy? Inquiring minds, including Forbes and The Times of London, have been intent to find out. By taking the worth of various famed figures of history at the peak of their success, determining the relative share of the Gross National Product each controlled, and adjusting for inflation, a list of the wealthiest individuals ever has been produced. The methodology, while debatable, produces some surprising results. So can you guess who's worth more?