Home / 314,930,708.80-472,228,101.60-132,972,308.80

Finding the Fourth Proportional to 314,930,708.80, 472,228,101.60 and 132,972,308.80

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Solution

The fourth proportional to 314,930,708.80, 472,228,101.60 and 132,972,308.80 is: 199,387,545.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,930,708.80 : 472,228,101.60 = 132,972,308.80 : x
  2. Step 2: Convert to fraction form
    314,930,708.80/472,228,101.60 = 132,972,308.80/x
  3. Step 3: Cross multiply
    314,930,708.80x = 472,228,101.60 × 132,972,308.80
  4. Step 4: Simplify right side
    314,930,708.80x = 62,793,260,949,992,976
  5. Step 5: Solve for x
    x = 62,793,260,949,992,976/314,930,708.80
  6. Step 6: Final answer
    x = 199,387,545.25

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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.