Home / 8,122,894,199.28-11,205,468,524.61-5,305,151,502

Finding the Fourth Proportional to 8,122,894,199.28, 11,205,468,524.61 and 5,305,151,502

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Solution

The fourth proportional to 8,122,894,199.28, 11,205,468,524.61 and 5,305,151,502 is: 7,318,414,682.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,894,199.28 : 11,205,468,524.61 = 5,305,151,502 : x
  2. Step 2: Convert to fraction form
    8,122,894,199.28/11,205,468,524.61 = 5,305,151,502/x
  3. Step 3: Cross multiply
    8,122,894,199.28x = 11,205,468,524.61 × 5,305,151,502
  4. Step 4: Simplify right side
    8,122,894,199.28x = 59,446,708,173,948,469,248
  5. Step 5: Solve for x
    x = 59,446,708,173,948,469,248/8,122,894,199.28
  6. Step 6: Final answer
    x = 7,318,414,682.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.