Home / 83,033,793.90-124,550,690.85-31,917,480.30

Finding the Fourth Proportional to 83,033,793.90, 124,550,690.85 and 31,917,480.30

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Solution

The fourth proportional to 83,033,793.90, 124,550,690.85 and 31,917,480.30 is: 47,876,220.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,033,793.90 : 124,550,690.85 = 31,917,480.30 : x
  2. Step 2: Convert to fraction form
    83,033,793.90/124,550,690.85 = 31,917,480.30/x
  3. Step 3: Cross multiply
    83,033,793.90x = 124,550,690.85 × 31,917,480.30
  4. Step 4: Simplify right side
    83,033,793.90x = 3,975,344,221,556,265
  5. Step 5: Solve for x
    x = 3,975,344,221,556,265/83,033,793.90
  6. Step 6: Final answer
    x = 47,876,220.45

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Similar ratio
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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.