Home / 108,171,219.92-162,418,919.54-93,642,951.56

Finding the Fourth Proportional to 108,171,219.92, 162,418,919.54 and 93,642,951.56

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Solution

The fourth proportional to 108,171,219.92, 162,418,919.54 and 93,642,951.56 is: 140,604,747.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,171,219.92 : 162,418,919.54 = 93,642,951.56 : x
  2. Step 2: Convert to fraction form
    108,171,219.92/162,418,919.54 = 93,642,951.56/x
  3. Step 3: Cross multiply
    108,171,219.92x = 162,418,919.54 × 93,642,951.56
  4. Step 4: Simplify right side
    108,171,219.92x = 15,209,387,013,631,448
  5. Step 5: Solve for x
    x = 15,209,387,013,631,448/108,171,219.92
  6. Step 6: Final answer
    x = 140,604,747.04

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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.