Home / 60,647,500.20-90,971,250.30-54,096,997.80

Finding the Fourth Proportional to 60,647,500.20, 90,971,250.30 and 54,096,997.80

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Solution

The fourth proportional to 60,647,500.20, 90,971,250.30 and 54,096,997.80 is: 81,145,496.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,647,500.20 : 90,971,250.30 = 54,096,997.80 : x
  2. Step 2: Convert to fraction form
    60,647,500.20/90,971,250.30 = 54,096,997.80/x
  3. Step 3: Cross multiply
    60,647,500.20x = 90,971,250.30 × 54,096,997.80
  4. Step 4: Simplify right side
    60,647,500.20x = 4,921,271,527,342,349
  5. Step 5: Solve for x
    x = 4,921,271,527,342,349/60,647,500.20
  6. Step 6: Final answer
    x = 81,145,496.70

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Similar ratio
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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.