Finding the Fourth Proportional to 239,123,919.92, 357,375,734.62 and 174,563,679.92
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Solution
The fourth proportional to 239,123,919.92, 357,375,734.62 and 174,563,679.92 is: 260,889,096.21
Step by Step Solution
- Step 1: Write the proportion equation
239,123,919.92 : 357,375,734.62 = 174,563,679.92 : x - Step 2: Convert to fraction form
239,123,919.92/357,375,734.62 = 174,563,679.92/x - Step 3: Cross multiply
239,123,919.92x = 357,375,734.62 × 174,563,679.92 - Step 4: Simplify right side
239,123,919.92x = 62,384,823,349,380,536 - Step 5: Solve for x
x = 62,384,823,349,380,536/239,123,919.92 - Step 6: Final answer
x = 260,889,096.21
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.