Finding the Third Proportional to 99,645,928 and 217,423,998
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Solution
The third proportional to 99,645,928 and 217,423,998 is: 474,411,708.09
Step by Step Solution
- Step 1: Write the proportion equation
99,645,928 : 217,423,998 = 217,423,998 : x - Step 2: Convert to fraction form
99,645,928/217,423,998 = 217,423,998/x - Step 3: Cross multiply
99,645,928x = 217,423,998 × 217,423,998 - Step 4: Simplify right side
99,645,928x = 47,273,194,906,304,000 - Step 5: Solve for x
x = 47,273,194,906,304,000/99,645,928 - Step 6: Final answer
x = 474,411,708.09
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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.