Home / 83,314,147.44-124,979,434.56-28,719,545.52

Finding the Fourth Proportional to 83,314,147.44, 124,979,434.56 and 28,719,545.52

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Solution

The fourth proportional to 83,314,147.44, 124,979,434.56 and 28,719,545.52 is: 43,082,149.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,314,147.44 : 124,979,434.56 = 28,719,545.52 : x
  2. Step 2: Convert to fraction form
    83,314,147.44/124,979,434.56 = 28,719,545.52/x
  3. Step 3: Cross multiply
    83,314,147.44x = 124,979,434.56 × 28,719,545.52
  4. Step 4: Simplify right side
    83,314,147.44x = 3,589,352,559,909,781
  5. Step 5: Solve for x
    x = 3,589,352,559,909,781/83,314,147.44
  6. Step 6: Final answer
    x = 43,082,149.55

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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.