Finding the Fourth Proportional to 173,207,934.62, 239,024,970.68 and 93,821,499.48
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Solution
The fourth proportional to 173,207,934.62, 239,024,970.68 and 93,821,499.48 is: 129,472,597.27
Step by Step Solution
- Step 1: Write the proportion equation
173,207,934.62 : 239,024,970.68 = 93,821,499.48 : x - Step 2: Convert to fraction form
173,207,934.62/239,024,970.68 = 93,821,499.48/x - Step 3: Cross multiply
173,207,934.62x = 239,024,970.68 × 93,821,499.48 - Step 4: Simplify right side
173,207,934.62x = 22,425,681,161,891,528 - Step 5: Solve for x
x = 22,425,681,161,891,528/173,207,934.62 - Step 6: Final answer
x = 129,472,597.27
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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.