Finding the Third Proportional to 173,716,280 and 381,861,448
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Solution
The third proportional to 173,716,280 and 381,861,448 is: 839,404,144.90
Step by Step Solution
- Step 1: Write the proportion equation
173,716,280 : 381,861,448 = 381,861,448 : x - Step 2: Convert to fraction form
173,716,280/381,861,448 = 381,861,448/x - Step 3: Cross multiply
173,716,280x = 381,861,448 × 381,861,448 - Step 4: Simplify right side
173,716,280x = 145,818,165,468,656,704 - Step 5: Solve for x
x = 145,818,165,468,656,704/173,716,280 - Step 6: Final answer
x = 839,404,144.90
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.