Home / 113,727,757.20-170,591,635.80-40,955,769.60

Finding the Fourth Proportional to 113,727,757.20, 170,591,635.80 and 40,955,769.60

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Solution

The fourth proportional to 113,727,757.20, 170,591,635.80 and 40,955,769.60 is: 61,433,654.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,727,757.20 : 170,591,635.80 = 40,955,769.60 : x
  2. Step 2: Convert to fraction form
    113,727,757.20/170,591,635.80 = 40,955,769.60/x
  3. Step 3: Cross multiply
    113,727,757.20x = 170,591,635.80 × 40,955,769.60
  4. Step 4: Simplify right side
    113,727,757.20x = 6,986,711,731,511,912
  5. Step 5: Solve for x
    x = 6,986,711,731,511,912/113,727,757.20
  6. Step 6: Final answer
    x = 61,433,654.40

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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.