Home / 3,957,449,715.20-5,942,032,233.60-2,214,134,278.40

Finding the Fourth Proportional to 3,957,449,715.20, 5,942,032,233.60 and 2,214,134,278.40

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Solution

The fourth proportional to 3,957,449,715.20, 5,942,032,233.60 and 2,214,134,278.40 is: 3,324,478,691.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,957,449,715.20 : 5,942,032,233.60 = 2,214,134,278.40 : x
  2. Step 2: Convert to fraction form
    3,957,449,715.20/5,942,032,233.60 = 2,214,134,278.40/x
  3. Step 3: Cross multiply
    3,957,449,715.20x = 5,942,032,233.60 × 2,214,134,278.40
  4. Step 4: Simplify right side
    3,957,449,715.20x = 13,156,457,251,771,478,016
  5. Step 5: Solve for x
    x = 13,156,457,251,771,478,016/3,957,449,715.20
  6. Step 6: Final answer
    x = 3,324,478,691.73

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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.