Marco is 35, and plans to retire at 65. His dream is to take a trip around the world after he retires, and figures he will need $100,000 to do it. His financial planner told him that his investments would likely double in value every 10 years. Figure out how much Marco would need to invest now to have enough for his trip when he retires. Complete the table below showing how that investment grows.

Age Investment Value
35 $
45 $
55 $
65 $100,000