Finding the Fourth Proportional to 224,294,234.43, 309,513,129.47 and 125,167,201.91
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Solution
The fourth proportional to 224,294,234.43, 309,513,129.47 and 125,167,201.91 is: 172,723,531.96
Step by Step Solution
- Step 1: Write the proportion equation
224,294,234.43 : 309,513,129.47 = 125,167,201.91 : x - Step 2: Convert to fraction form
224,294,234.43/309,513,129.47 = 125,167,201.91/x - Step 3: Cross multiply
224,294,234.43x = 309,513,129.47 × 125,167,201.91 - Step 4: Simplify right side
224,294,234.43x = 38,740,892,369,154,728 - Step 5: Solve for x
x = 38,740,892,369,154,728/224,294,234.43 - Step 6: Final answer
x = 172,723,531.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.