Home / 227,027,998.80-340,541,998.20-215,690,590.80

Finding the Fourth Proportional to 227,027,998.80, 340,541,998.20 and 215,690,590.80

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Solution

The fourth proportional to 227,027,998.80, 340,541,998.20 and 215,690,590.80 is: 323,535,886.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,027,998.80 : 340,541,998.20 = 215,690,590.80 : x
  2. Step 2: Convert to fraction form
    227,027,998.80/340,541,998.20 = 215,690,590.80/x
  3. Step 3: Cross multiply
    227,027,998.80x = 340,541,998.20 × 215,690,590.80
  4. Step 4: Simplify right side
    227,027,998.80x = 73,451,704,783,970,544
  5. Step 5: Solve for x
    x = 73,451,704,783,970,544/227,027,998.80
  6. Step 6: Final answer
    x = 323,535,886.20

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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.