Home / 80,836,828,531.61-111,589,172,074.11-50,368,065,874.13

Finding the Fourth Proportional to 80,836,828,531.61, 111,589,172,074.11 and 50,368,065,874.13

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Solution

The fourth proportional to 80,836,828,531.61, 111,589,172,074.11 and 50,368,065,874.13 is: 69,529,333,002.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,836,828,531.61 : 111,589,172,074.11 = 50,368,065,874.13 : x
  2. Step 2: Convert to fraction form
    80,836,828,531.61/111,589,172,074.11 = 50,368,065,874.13/x
  3. Step 3: Cross multiply
    80,836,828,531.61x = 111,589,172,074.11 × 50,368,065,874.13
  4. Step 4: Simplify right side
    80,836,828,531.61x = 5,620,530,769,868,623,970,304
  5. Step 5: Solve for x
    x = 5,620,530,769,868,623,970,304/80,836,828,531.61
  6. Step 6: Final answer
    x = 69,529,333,002.85

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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.