Home / 234,202,169.61-323,200,919.61-129,781,984.73

Finding the Fourth Proportional to 234,202,169.61, 323,200,919.61 and 129,781,984.73

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Solution

The fourth proportional to 234,202,169.61, 323,200,919.61 and 129,781,984.73 is: 179,100,205.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,202,169.61 : 323,200,919.61 = 129,781,984.73 : x
  2. Step 2: Convert to fraction form
    234,202,169.61/323,200,919.61 = 129,781,984.73/x
  3. Step 3: Cross multiply
    234,202,169.61x = 323,200,919.61 × 129,781,984.73
  4. Step 4: Simplify right side
    234,202,169.61x = 41,945,656,811,930,976
  5. Step 5: Solve for x
    x = 41,945,656,811,930,976/234,202,169.61
  6. Step 6: Final answer
    x = 179,100,205.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.