It's very difficult to compare wealth across different times in human history, but even in modern(ish) times, Rockefeller was much wealthier by many reasonable

It's very difficult to compare wealth across different times in human history, but even in modern(ish) times, Rockefeller was much wealthier by many reasonable measures - his assets equaled 1.5% of America's economic output, and had an estimated net worth of more than $300 billion in modern dollars. Source: https://www.forbes.com/sites/carlodonnell/2014/07/11/the-rockefellers-the-legacy-of-historys-richest-man/ https://www.forbes.com/sites/carlodonnell/2014/07/11/the-roc...