Finding the Fourth Proportional to 574,372,135.05, 860,904,657.69 and 349,527,926.04
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Solution
The fourth proportional to 574,372,135.05, 860,904,657.69 and 349,527,926.04 is: 523,894,181.42
Step by Step Solution
- Step 1: Write the proportion equation
574,372,135.05 : 860,904,657.69 = 349,527,926.04 : x - Step 2: Convert to fraction form
574,372,135.05/860,904,657.69 = 349,527,926.04/x - Step 3: Cross multiply
574,372,135.05x = 860,904,657.69 × 349,527,926.04 - Step 4: Simplify right side
574,372,135.05x = 300,910,219,520,561,856 - Step 5: Solve for x
x = 300,910,219,520,561,856/574,372,135.05 - Step 6: Final answer
x = 523,894,181.42
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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.