Finding the Fourth Proportional to 244,399,431.20, 367,024,299.60 and 129,608,175.20
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Solution
The fourth proportional to 244,399,431.20, 367,024,299.60 and 129,608,175.20 is: 194,637,726.82
Step by Step Solution
- Step 1: Write the proportion equation
244,399,431.20 : 367,024,299.60 = 129,608,175.20 : x - Step 2: Convert to fraction form
244,399,431.20/367,024,299.60 = 129,608,175.20/x - Step 3: Cross multiply
244,399,431.20x = 367,024,299.60 × 129,608,175.20 - Step 4: Simplify right side
244,399,431.20x = 47,569,349,725,214,096 - Step 5: Solve for x
x = 47,569,349,725,214,096/244,399,431.20 - Step 6: Final answer
x = 194,637,726.82
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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.