Home / 132,343,756.20-198,515,634.30-40,227,316.20

Finding the Fourth Proportional to 132,343,756.20, 198,515,634.30 and 40,227,316.20

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Solution

The fourth proportional to 132,343,756.20, 198,515,634.30 and 40,227,316.20 is: 60,340,974.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,343,756.20 : 198,515,634.30 = 40,227,316.20 : x
  2. Step 2: Convert to fraction form
    132,343,756.20/198,515,634.30 = 40,227,316.20/x
  3. Step 3: Cross multiply
    132,343,756.20x = 198,515,634.30 × 40,227,316.20
  4. Step 4: Simplify right side
    132,343,756.20x = 7,985,751,191,629,667
  5. Step 5: Solve for x
    x = 7,985,751,191,629,667/132,343,756.20
  6. Step 6: Final answer
    x = 60,340,974.30

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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.