There's no way that even the richest people in the world are "powerful" enough in that sense unless you're talking about literal royalty in resource-rich countries. Even Epstein's power was largely about his cronyism, not about directly expending his wealth.
Yeah, Epstein was removed since he didn't have much power compared to country leaders and so on. Even the richest people of the world has very little power compared to an authoritarian country leader.