Home / 74,157,331.20-111,235,996.80-61,560,211.20

Finding the Fourth Proportional to 74,157,331.20, 111,235,996.80 and 61,560,211.20

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Solution

The fourth proportional to 74,157,331.20, 111,235,996.80 and 61,560,211.20 is: 92,340,316.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,157,331.20 : 111,235,996.80 = 61,560,211.20 : x
  2. Step 2: Convert to fraction form
    74,157,331.20/111,235,996.80 = 61,560,211.20/x
  3. Step 3: Cross multiply
    74,157,331.20x = 111,235,996.80 × 61,560,211.20
  4. Step 4: Simplify right side
    74,157,331.20x = 6,847,711,456,050,524
  5. Step 5: Solve for x
    x = 6,847,711,456,050,524/74,157,331.20
  6. Step 6: Final answer
    x = 92,340,316.80

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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.