Home / 178,951,515,264.12-268,469,935,325.94-57,940,106,781.06

Finding the Fourth Proportional to 178,951,515,264.12, 268,469,935,325.94 and 57,940,106,781.06

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Solution

The fourth proportional to 178,951,515,264.12, 268,469,935,325.94 and 57,940,106,781.06 is: 86,923,973,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,951,515,264.12 : 268,469,935,325.94 = 57,940,106,781.06 : x
  2. Step 2: Convert to fraction form
    178,951,515,264.12/268,469,935,325.94 = 57,940,106,781.06/x
  3. Step 3: Cross multiply
    178,951,515,264.12x = 268,469,935,325.94 × 57,940,106,781.06
  4. Step 4: Simplify right side
    178,951,515,264.12x = 15,555,176,720,290,310,782,976
  5. Step 5: Solve for x
    x = 15,555,176,720,290,310,782,976/178,951,515,264.12
  6. Step 6: Final answer
    x = 86,923,973,218.85

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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.