Home / 242,410,924.39-363,667,454.38-78,635,892.91

Finding the Fourth Proportional to 242,410,924.39, 363,667,454.38 and 78,635,892.91

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Solution

The fourth proportional to 242,410,924.39, 363,667,454.38 and 78,635,892.91 is: 117,970,405.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,410,924.39 : 363,667,454.38 = 78,635,892.91 : x
  2. Step 2: Convert to fraction form
    242,410,924.39/363,667,454.38 = 78,635,892.91/x
  3. Step 3: Cross multiply
    242,410,924.39x = 363,667,454.38 × 78,635,892.91
  4. Step 4: Simplify right side
    242,410,924.39x = 28,597,314,996,667,120
  5. Step 5: Solve for x
    x = 28,597,314,996,667,120/242,410,924.39
  6. Step 6: Final answer
    x = 117,970,405.29

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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.