Home / 178,131,530.56-267,204,353.12-84,736,068.16

Finding the Fourth Proportional to 178,131,530.56, 267,204,353.12 and 84,736,068.16

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Solution

The fourth proportional to 178,131,530.56, 267,204,353.12 and 84,736,068.16 is: 127,107,459.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,131,530.56 : 267,204,353.12 = 84,736,068.16 : x
  2. Step 2: Convert to fraction form
    178,131,530.56/267,204,353.12 = 84,736,068.16/x
  3. Step 3: Cross multiply
    178,131,530.56x = 267,204,353.12 × 84,736,068.16
  4. Step 4: Simplify right side
    178,131,530.56x = 22,641,846,278,625,028
  5. Step 5: Solve for x
    x = 22,641,846,278,625,028/178,131,530.56
  6. Step 6: Final answer
    x = 127,107,459.34

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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.