Home / 93,129,358.80-139,694,038.20-88,948,981.20

Finding the Fourth Proportional to 93,129,358.80, 139,694,038.20 and 88,948,981.20

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Solution

The fourth proportional to 93,129,358.80, 139,694,038.20 and 88,948,981.20 is: 133,423,471.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,129,358.80 : 139,694,038.20 = 88,948,981.20 : x
  2. Step 2: Convert to fraction form
    93,129,358.80/139,694,038.20 = 88,948,981.20/x
  3. Step 3: Cross multiply
    93,129,358.80x = 139,694,038.20 × 88,948,981.20
  4. Step 4: Simplify right side
    93,129,358.80x = 12,425,642,377,603,882
  5. Step 5: Solve for x
    x = 12,425,642,377,603,882/93,129,358.80
  6. Step 6: Final answer
    x = 133,423,471.80

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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.