Finding the Fourth Proportional to 6,641,577,694.08, 9,165,486,107.84 and 3,965,591,716.80
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Solution
The fourth proportional to 6,641,577,694.08, 9,165,486,107.84 and 3,965,591,716.80 is: 5,472,581,585.86
Step by Step Solution
- Step 1: Write the proportion equation
6,641,577,694.08 : 9,165,486,107.84 = 3,965,591,716.80 : x - Step 2: Convert to fraction form
6,641,577,694.08/9,165,486,107.84 = 3,965,591,716.80/x - Step 3: Cross multiply
6,641,577,694.08x = 9,165,486,107.84 × 3,965,591,716.80 - Step 4: Simplify right side
6,641,577,694.08x = 36,346,575,789,695,778,816 - Step 5: Solve for x
x = 36,346,575,789,695,778,816/6,641,577,694.08 - Step 6: Final answer
x = 5,472,581,585.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.