Home / 165,012,523.45-227,561,191.83-108,397,315.46

Finding the Fourth Proportional to 165,012,523.45, 227,561,191.83 and 108,397,315.46

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Solution

The fourth proportional to 165,012,523.45, 227,561,191.83 and 108,397,315.46 is: 149,485,758.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,012,523.45 : 227,561,191.83 = 108,397,315.46 : x
  2. Step 2: Convert to fraction form
    165,012,523.45/227,561,191.83 = 108,397,315.46/x
  3. Step 3: Cross multiply
    165,012,523.45x = 227,561,191.83 × 108,397,315.46
  4. Step 4: Simplify right side
    165,012,523.45x = 24,667,022,297,818,992
  5. Step 5: Solve for x
    x = 24,667,022,297,818,992/165,012,523.45
  6. Step 6: Final answer
    x = 149,485,758.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.