Home / 132,029,686.20-198,043,545.15-39,913,246.20

Finding the Fourth Proportional to 132,029,686.20, 198,043,545.15 and 39,913,246.20

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Solution

The fourth proportional to 132,029,686.20, 198,043,545.15 and 39,913,246.20 is: 59,869,571.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,029,686.20 : 198,043,545.15 = 39,913,246.20 : x
  2. Step 2: Convert to fraction form
    132,029,686.20/198,043,545.15 = 39,913,246.20/x
  3. Step 3: Cross multiply
    132,029,686.20x = 198,043,545.15 × 39,913,246.20
  4. Step 4: Simplify right side
    132,029,686.20x = 7,904,560,775,892,767
  5. Step 5: Solve for x
    x = 7,904,560,775,892,767/132,029,686.20
  6. Step 6: Final answer
    x = 59,869,571.79

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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.