Home / 178,308,003.60-267,462,005.40-137,947,453.20

Finding the Fourth Proportional to 178,308,003.60, 267,462,005.40 and 137,947,453.20

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Solution

The fourth proportional to 178,308,003.60, 267,462,005.40 and 137,947,453.20 is: 206,921,179.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,308,003.60 : 267,462,005.40 = 137,947,453.20 : x
  2. Step 2: Convert to fraction form
    178,308,003.60/267,462,005.40 = 137,947,453.20/x
  3. Step 3: Cross multiply
    178,308,003.60x = 267,462,005.40 × 137,947,453.20
  4. Step 4: Simplify right side
    178,308,003.60x = 36,895,702,472,694,648
  5. Step 5: Solve for x
    x = 36,895,702,472,694,648/178,308,003.60
  6. Step 6: Final answer
    x = 206,921,179.80

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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.