Home / 83,112,309.60-124,668,464.40-25,622,203.20

Finding the Fourth Proportional to 83,112,309.60, 124,668,464.40 and 25,622,203.20

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Solution

The fourth proportional to 83,112,309.60, 124,668,464.40 and 25,622,203.20 is: 38,433,304.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,112,309.60 : 124,668,464.40 = 25,622,203.20 : x
  2. Step 2: Convert to fraction form
    83,112,309.60/124,668,464.40 = 25,622,203.20/x
  3. Step 3: Cross multiply
    83,112,309.60x = 124,668,464.40 × 25,622,203.20
  4. Step 4: Simplify right side
    83,112,309.60x = 3,194,280,727,488,766
  5. Step 5: Solve for x
    x = 3,194,280,727,488,766/83,112,309.60
  6. Step 6: Final answer
    x = 38,433,304.80

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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.