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Finding the Fourth Proportional to 83,569,540.20, 125,354,310.30 and 83,569,540.20

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Solution

The fourth proportional to 83,569,540.20, 125,354,310.30 and 83,569,540.20 is: 125,354,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,569,540.20 : 125,354,310.30 = 83,569,540.20 : x
  2. Step 2: Convert to fraction form
    83,569,540.20/125,354,310.30 = 83,569,540.20/x
  3. Step 3: Cross multiply
    83,569,540.20x = 125,354,310.30 × 83,569,540.20
  4. Step 4: Simplify right side
    83,569,540.20x = 10,475,802,073,859,124
  5. Step 5: Solve for x
    x = 10,475,802,073,859,124/83,569,540.20
  6. Step 6: Final answer
    x = 125,354,310.30

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1.5x scale

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.