Home / 80,707,380.68-121,060,273.23-36,975,734.60

Finding the Fourth Proportional to 80,707,380.68, 121,060,273.23 and 36,975,734.60

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Solution

The fourth proportional to 80,707,380.68, 121,060,273.23 and 36,975,734.60 is: 55,463,236.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,707,380.68 : 121,060,273.23 = 36,975,734.60 : x
  2. Step 2: Convert to fraction form
    80,707,380.68/121,060,273.23 = 36,975,734.60/x
  3. Step 3: Cross multiply
    80,707,380.68x = 121,060,273.23 × 36,975,734.60
  4. Step 4: Simplify right side
    80,707,380.68x = 4,476,292,533,555,965
  5. Step 5: Solve for x
    x = 4,476,292,533,555,965/80,707,380.68
  6. Step 6: Final answer
    x = 55,463,236.40

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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.