Finding the Fourth Proportional to 378,329,838.50, 567,658,591.04 and 203,248,593.95
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Solution
The fourth proportional to 378,329,838.50, 567,658,591.04 and 203,248,593.95 is: 304,960,906.41
Step by Step Solution
- Step 1: Write the proportion equation
378,329,838.50 : 567,658,591.04 = 203,248,593.95 : x - Step 2: Convert to fraction form
378,329,838.50/567,658,591.04 = 203,248,593.95/x - Step 3: Cross multiply
378,329,838.50x = 567,658,591.04 × 203,248,593.95 - Step 4: Simplify right side
378,329,838.50x = 115,375,810,472,518,048 - Step 5: Solve for x
x = 115,375,810,472,518,048/378,329,838.50 - Step 6: Final answer
x = 304,960,906.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.