Home / 498,969,648.24-748,397,293.38-130,540,154.10

Finding the Fourth Proportional to 498,969,648.24, 748,397,293.38 and 130,540,154.10

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Solution

The fourth proportional to 498,969,648.24, 748,397,293.38 and 130,540,154.10 is: 195,795,272.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,969,648.24 : 748,397,293.38 = 130,540,154.10 : x
  2. Step 2: Convert to fraction form
    498,969,648.24/748,397,293.38 = 130,540,154.10/x
  3. Step 3: Cross multiply
    498,969,648.24x = 748,397,293.38 × 130,540,154.10
  4. Step 4: Simplify right side
    498,969,648.24x = 97,695,898,005,848,112
  5. Step 5: Solve for x
    x = 97,695,898,005,848,112/498,969,648.24
  6. Step 6: Final answer
    x = 195,795,272.02

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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.