Home / 178,517,066.66-267,653,354.19-90,908,999.38

Finding the Fourth Proportional to 178,517,066.66, 267,653,354.19 and 90,908,999.38

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Solution

The fourth proportional to 178,517,066.66, 267,653,354.19 and 90,908,999.38 is: 136,301,245.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,517,066.66 : 267,653,354.19 = 90,908,999.38 : x
  2. Step 2: Convert to fraction form
    178,517,066.66/267,653,354.19 = 90,908,999.38/x
  3. Step 3: Cross multiply
    178,517,066.66x = 267,653,354.19 × 90,908,999.38
  4. Step 4: Simplify right side
    178,517,066.66x = 24,332,098,610,113,628
  5. Step 5: Solve for x
    x = 24,332,098,610,113,628/178,517,066.66
  6. Step 6: Final answer
    x = 136,301,245.96

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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.