Home / 550,358,407.71-759,205,179.90-327,181,337.73

Finding the Fourth Proportional to 550,358,407.71, 759,205,179.90 and 327,181,337.73

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Solution

The fourth proportional to 550,358,407.71, 759,205,179.90 and 327,181,337.73 is: 451,338,187.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,358,407.71 : 759,205,179.90 = 327,181,337.73 : x
  2. Step 2: Convert to fraction form
    550,358,407.71/759,205,179.90 = 327,181,337.73/x
  3. Step 3: Cross multiply
    550,358,407.71x = 759,205,179.90 × 327,181,337.73
  4. Step 4: Simplify right side
    550,358,407.71x = 248,397,766,371,227,328
  5. Step 5: Solve for x
    x = 248,397,766,371,227,328/550,358,407.71
  6. Step 6: Final answer
    x = 451,338,187.79

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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.