Home / 80,664,535.60-121,044,042.60-29,551,721.20

Finding the Fourth Proportional to 80,664,535.60, 121,044,042.60 and 29,551,721.20

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Solution

The fourth proportional to 80,664,535.60, 121,044,042.60 and 29,551,721.20 is: 44,344,888.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,664,535.60 : 121,044,042.60 = 29,551,721.20 : x
  2. Step 2: Convert to fraction form
    80,664,535.60/121,044,042.60 = 29,551,721.20/x
  3. Step 3: Cross multiply
    80,664,535.60x = 121,044,042.60 × 29,551,721.20
  4. Step 4: Simplify right side
    80,664,535.60x = 3,577,059,799,836,123
  5. Step 5: Solve for x
    x = 3,577,059,799,836,123/80,664,535.60
  6. Step 6: Final answer
    x = 44,344,888.04

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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.