Finding the Fourth Proportional to 603,614,837.20, 904,306,229.70 and 344,059,052.80
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Solution
The fourth proportional to 603,614,837.20, 904,306,229.70 and 344,059,052.80 is: 515,452,446.92
Step by Step Solution
- Step 1: Write the proportion equation
603,614,837.20 : 904,306,229.70 = 344,059,052.80 : x - Step 2: Convert to fraction form
603,614,837.20/904,306,229.70 = 344,059,052.80/x - Step 3: Cross multiply
603,614,837.20x = 904,306,229.70 × 344,059,052.80 - Step 4: Simplify right side
603,614,837.20x = 311,134,744,831,721,280 - Step 5: Solve for x
x = 311,134,744,831,721,280/603,614,837.20 - Step 6: Final answer
x = 515,452,446.92
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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.