Home / 199,614,956.72-299,488,956.02-125,753,464.90

Finding the Fourth Proportional to 199,614,956.72, 299,488,956.02 and 125,753,464.90

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Solution

The fourth proportional to 199,614,956.72, 299,488,956.02 and 125,753,464.90 is: 188,672,104.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,614,956.72 : 299,488,956.02 = 125,753,464.90 : x
  2. Step 2: Convert to fraction form
    199,614,956.72/299,488,956.02 = 125,753,464.90/x
  3. Step 3: Cross multiply
    199,614,956.72x = 299,488,956.02 × 125,753,464.90
  4. Step 4: Simplify right side
    199,614,956.72x = 37,661,773,917,329,760
  5. Step 5: Solve for x
    x = 37,661,773,917,329,760/199,614,956.72
  6. Step 6: Final answer
    x = 188,672,104.22

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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.