Home / 84,248,341.20-126,386,508.60-33,132,027.60

Finding the Fourth Proportional to 84,248,341.20, 126,386,508.60 and 33,132,027.60

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Solution

The fourth proportional to 84,248,341.20, 126,386,508.60 and 33,132,027.60 is: 49,703,545.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,248,341.20 : 126,386,508.60 = 33,132,027.60 : x
  2. Step 2: Convert to fraction form
    84,248,341.20/126,386,508.60 = 33,132,027.60/x
  3. Step 3: Cross multiply
    84,248,341.20x = 126,386,508.60 × 33,132,027.60
  4. Step 4: Simplify right side
    84,248,341.20x = 4,187,441,291,202,837.50
  5. Step 5: Solve for x
    x = 4,187,441,291,202,837.50/84,248,341.20
  6. Step 6: Final answer
    x = 49,703,545.87

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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.