Finding the Fourth Proportional to 363,982,376.04, 545,919,747.24 and 133,897,652.28
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Solution
The fourth proportional to 363,982,376.04, 545,919,747.24 and 133,897,652.28 is: 200,826,680.91
Step by Step Solution
- Step 1: Write the proportion equation
363,982,376.04 : 545,919,747.24 = 133,897,652.28 : x - Step 2: Convert to fraction form
363,982,376.04/545,919,747.24 = 133,897,652.28/x - Step 3: Cross multiply
363,982,376.04x = 545,919,747.24 × 133,897,652.28 - Step 4: Simplify right side
363,982,376.04x = 73,097,372,488,727,008 - Step 5: Solve for x
x = 73,097,372,488,727,008/363,982,376.04 - Step 6: Final answer
x = 200,826,680.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.