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Finding the Fourth Proportional to 176,279,908.60, 264,419,862.90 and 135,969,124.60

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Solution

The fourth proportional to 176,279,908.60, 264,419,862.90 and 135,969,124.60 is: 203,953,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,279,908.60 : 264,419,862.90 = 135,969,124.60 : x
  2. Step 2: Convert to fraction form
    176,279,908.60/264,419,862.90 = 135,969,124.60/x
  3. Step 3: Cross multiply
    176,279,908.60x = 264,419,862.90 × 135,969,124.60
  4. Step 4: Simplify right side
    176,279,908.60x = 35,952,937,285,365,016
  5. Step 5: Solve for x
    x = 35,952,937,285,365,016/176,279,908.60
  6. Step 6: Final answer
    x = 203,953,686.90

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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.