Home / 178,131,396.96-267,204,151.80-84,735,934.56

Finding the Fourth Proportional to 178,131,396.96, 267,204,151.80 and 84,735,934.56

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Solution

The fourth proportional to 178,131,396.96, 267,204,151.80 and 84,735,934.56 is: 127,107,258.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,131,396.96 : 267,204,151.80 = 84,735,934.56 : x
  2. Step 2: Convert to fraction form
    178,131,396.96/267,204,151.80 = 84,735,934.56/x
  3. Step 3: Cross multiply
    178,131,396.96x = 267,204,151.80 × 84,735,934.56
  4. Step 4: Simplify right side
    178,131,396.96x = 22,641,793,521,085,108
  5. Step 5: Solve for x
    x = 22,641,793,521,085,108/178,131,396.96
  6. Step 6: Final answer
    x = 127,107,258.50

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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.