Home / 129,635,047.53-194,253,782.09-88,083,003.74

Finding the Fourth Proportional to 129,635,047.53, 194,253,782.09 and 88,083,003.74

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Solution

The fourth proportional to 129,635,047.53, 194,253,782.09 and 88,083,003.74 is: 131,989,434.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,635,047.53 : 194,253,782.09 = 88,083,003.74 : x
  2. Step 2: Convert to fraction form
    129,635,047.53/194,253,782.09 = 88,083,003.74/x
  3. Step 3: Cross multiply
    129,635,047.53x = 194,253,782.09 × 88,083,003.74
  4. Step 4: Simplify right side
    129,635,047.53x = 17,110,456,612,930,932
  5. Step 5: Solve for x
    x = 17,110,456,612,930,932/129,635,047.53
  6. Step 6: Final answer
    x = 131,989,434.49

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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.