Home / 178,517,064.66-267,653,351.20-90,908,997.36

Finding the Fourth Proportional to 178,517,064.66, 267,653,351.20 and 90,908,997.36

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Solution

The fourth proportional to 178,517,064.66, 267,653,351.20 and 90,908,997.36 is: 136,301,242.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,517,064.66 : 267,653,351.20 = 90,908,997.36 : x
  2. Step 2: Convert to fraction form
    178,517,064.66/267,653,351.20 = 90,908,997.36/x
  3. Step 3: Cross multiply
    178,517,064.66x = 267,653,351.20 × 90,908,997.36
  4. Step 4: Simplify right side
    178,517,064.66x = 24,332,097,797,635,952
  5. Step 5: Solve for x
    x = 24,332,097,797,635,952/178,517,064.66
  6. Step 6: Final answer
    x = 136,301,242.93

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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.