Home / 242,527,617.60-363,794,536.80-80,969,553.60

Finding the Fourth Proportional to 242,527,617.60, 363,794,536.80 and 80,969,553.60

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Solution

The fourth proportional to 242,527,617.60, 363,794,536.80 and 80,969,553.60 is: 121,455,368.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,527,617.60 : 363,794,536.80 = 80,969,553.60 : x
  2. Step 2: Convert to fraction form
    242,527,617.60/363,794,536.80 = 80,969,553.60/x
  3. Step 3: Cross multiply
    242,527,617.60x = 363,794,536.80 × 80,969,553.60
  4. Step 4: Simplify right side
    242,527,617.60x = 29,456,281,246,814,772
  5. Step 5: Solve for x
    x = 29,456,281,246,814,772/242,527,617.60
  6. Step 6: Final answer
    x = 121,455,368.83

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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.