Home / 227,531,810.38-313,991,662.90-123,107,590.48

Finding the Fourth Proportional to 227,531,810.38, 313,991,662.90 and 123,107,590.48

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Solution

The fourth proportional to 227,531,810.38, 313,991,662.90 and 123,107,590.48 is: 169,887,265.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,531,810.38 : 313,991,662.90 = 123,107,590.48 : x
  2. Step 2: Convert to fraction form
    227,531,810.38/313,991,662.90 = 123,107,590.48/x
  3. Step 3: Cross multiply
    227,531,810.38x = 313,991,662.90 × 123,107,590.48
  4. Step 4: Simplify right side
    227,531,810.38x = 38,654,757,050,427,408
  5. Step 5: Solve for x
    x = 38,654,757,050,427,408/227,531,810.38
  6. Step 6: Final answer
    x = 169,887,265.37

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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.