Home / 80,664,545.60-121,044,057.60-29,551,731.20

Finding the Fourth Proportional to 80,664,545.60, 121,044,057.60 and 29,551,731.20

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Solution

The fourth proportional to 80,664,545.60, 121,044,057.60 and 29,551,731.20 is: 44,344,903.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,664,545.60 : 121,044,057.60 = 29,551,731.20 : x
  2. Step 2: Convert to fraction form
    80,664,545.60/121,044,057.60 = 29,551,731.20/x
  3. Step 3: Cross multiply
    80,664,545.60x = 121,044,057.60 × 29,551,731.20
  4. Step 4: Simplify right side
    80,664,545.60x = 3,577,061,453,552,517
  5. Step 5: Solve for x
    x = 3,577,061,453,552,517/80,664,545.60
  6. Step 6: Final answer
    x = 44,344,903.04

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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.