Home / 178,335,301.80-267,251,010.30-131,914,914.60

Finding the Fourth Proportional to 178,335,301.80, 267,251,010.30 and 131,914,914.60

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Solution

The fourth proportional to 178,335,301.80, 267,251,010.30 and 131,914,914.60 is: 197,686,009.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,335,301.80 : 267,251,010.30 = 131,914,914.60 : x
  2. Step 2: Convert to fraction form
    178,335,301.80/267,251,010.30 = 131,914,914.60/x
  3. Step 3: Cross multiply
    178,335,301.80x = 267,251,010.30 × 131,914,914.60
  4. Step 4: Simplify right side
    178,335,301.80x = 35,254,394,200,488,220
  5. Step 5: Solve for x
    x = 35,254,394,200,488,220/178,335,301.80
  6. Step 6: Final answer
    x = 197,686,009.69

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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.