Home / 129,635,049.78-194,253,785.37-88,083,006.03

Finding the Fourth Proportional to 129,635,049.78, 194,253,785.37 and 88,083,006.03

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Solution

The fourth proportional to 129,635,049.78, 194,253,785.37 and 88,083,006.03 is: 131,989,437.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,635,049.78 : 194,253,785.37 = 88,083,006.03 : x
  2. Step 2: Convert to fraction form
    129,635,049.78/194,253,785.37 = 88,083,006.03/x
  3. Step 3: Cross multiply
    129,635,049.78x = 194,253,785.37 × 88,083,006.03
  4. Step 4: Simplify right side
    129,635,049.78x = 17,110,457,348,096,036
  5. Step 5: Solve for x
    x = 17,110,457,348,096,036/129,635,049.78
  6. Step 6: Final answer
    x = 131,989,437.87

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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.