Home / 149,287,278.30-223,930,917.45-123,778,110.30

Finding the Fourth Proportional to 149,287,278.30, 223,930,917.45 and 123,778,110.30

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Solution

The fourth proportional to 149,287,278.30, 223,930,917.45 and 123,778,110.30 is: 185,667,165.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,287,278.30 : 223,930,917.45 = 123,778,110.30 : x
  2. Step 2: Convert to fraction form
    149,287,278.30/223,930,917.45 = 123,778,110.30/x
  3. Step 3: Cross multiply
    149,287,278.30x = 223,930,917.45 × 123,778,110.30
  4. Step 4: Simplify right side
    149,287,278.30x = 27,717,745,799,706,292
  5. Step 5: Solve for x
    x = 27,717,745,799,706,292/149,287,278.30
  6. Step 6: Final answer
    x = 185,667,165.45

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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.