Home / 87,877,862.43-131,838,711.89-62,020,672.12

Finding the Fourth Proportional to 87,877,862.43, 131,838,711.89 and 62,020,672.12

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Solution

The fourth proportional to 87,877,862.43, 131,838,711.89 and 62,020,672.12 is: 93,046,477.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,877,862.43 : 131,838,711.89 = 62,020,672.12 : x
  2. Step 2: Convert to fraction form
    87,877,862.43/131,838,711.89 = 62,020,672.12/x
  3. Step 3: Cross multiply
    87,877,862.43x = 131,838,711.89 × 62,020,672.12
  4. Step 4: Simplify right side
    87,877,862.43x = 8,176,725,522,707,531
  5. Step 5: Solve for x
    x = 8,176,725,522,707,531/87,877,862.43
  6. Step 6: Final answer
    x = 93,046,477.20

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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.