Home / 110,373,559.20-165,418,621.20-84,687,244.20

Finding the Fourth Proportional to 110,373,559.20, 165,418,621.20 and 84,687,244.20

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Solution

The fourth proportional to 110,373,559.20, 165,418,621.20 and 84,687,244.20 is: 126,922,129.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,373,559.20 : 165,418,621.20 = 84,687,244.20 : x
  2. Step 2: Convert to fraction form
    110,373,559.20/165,418,621.20 = 84,687,244.20/x
  3. Step 3: Cross multiply
    110,373,559.20x = 165,418,621.20 × 84,687,244.20
  4. Step 4: Simplify right side
    110,373,559.20x = 14,008,847,168,791,696
  5. Step 5: Solve for x
    x = 14,008,847,168,791,696/110,373,559.20
  6. Step 6: Final answer
    x = 126,922,129.45

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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.