Home / 8,122,894,197.53-11,205,468,522.20-5,305,151,500.25

Finding the Fourth Proportional to 8,122,894,197.53, 11,205,468,522.20 and 5,305,151,500.25

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Solution

The fourth proportional to 8,122,894,197.53, 11,205,468,522.20 and 5,305,151,500.25 is: 7,318,414,680.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,122,894,197.53 : 11,205,468,522.20 = 5,305,151,500.25 : x
  2. Step 2: Convert to fraction form
    8,122,894,197.53/11,205,468,522.20 = 5,305,151,500.25/x
  3. Step 3: Cross multiply
    8,122,894,197.53x = 11,205,468,522.20 × 5,305,151,500.25
  4. Step 4: Simplify right side
    8,122,894,197.53x = 59,446,708,141,498,941,440
  5. Step 5: Solve for x
    x = 59,446,708,141,498,941,440/8,122,894,197.53
  6. Step 6: Final answer
    x = 7,318,414,680.27

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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.