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Finding the Fourth Proportional to 40,425,793.55, 60,638,690.33 and 40,425,793.55

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Solution

The fourth proportional to 40,425,793.55, 60,638,690.33 and 40,425,793.55 is: 60,638,690.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,425,793.55 : 60,638,690.33 = 40,425,793.55 : x
  2. Step 2: Convert to fraction form
    40,425,793.55/60,638,690.33 = 40,425,793.55/x
  3. Step 3: Cross multiply
    40,425,793.55x = 60,638,690.33 × 40,425,793.55
  4. Step 4: Simplify right side
    40,425,793.55x = 2,451,367,176,220,832.50
  5. Step 5: Solve for x
    x = 2,451,367,176,220,832.50/40,425,793.55
  6. Step 6: Final answer
    x = 60,638,690.33

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Double scale
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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.