Finding the Fourth Proportional to 257,737,334.41, 355,752,470.12 and 168,442,711.47
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Solution
The fourth proportional to 257,737,334.41, 355,752,470.12 and 168,442,711.47 is: 232,499,924.07
Step by Step Solution
- Step 1: Write the proportion equation
257,737,334.41 : 355,752,470.12 = 168,442,711.47 : x - Step 2: Convert to fraction form
257,737,334.41/355,752,470.12 = 168,442,711.47/x - Step 3: Cross multiply
257,737,334.41x = 355,752,470.12 × 168,442,711.47 - Step 4: Simplify right side
257,737,334.41x = 59,923,910,679,269,080 - Step 5: Solve for x
x = 59,923,910,679,269,080/257,737,334.41 - Step 6: Final answer
x = 232,499,924.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.