Home / 109,126,041.31-163,691,387.79-39,100,844.04

Finding the Fourth Proportional to 109,126,041.31, 163,691,387.79 and 39,100,844.04

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Solution

The fourth proportional to 109,126,041.31, 163,691,387.79 and 39,100,844.04 is: 58,652,099.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,126,041.31 : 163,691,387.79 = 39,100,844.04 : x
  2. Step 2: Convert to fraction form
    109,126,041.31/163,691,387.79 = 39,100,844.04/x
  3. Step 3: Cross multiply
    109,126,041.31x = 163,691,387.79 × 39,100,844.04
  4. Step 4: Simplify right side
    109,126,041.31x = 6,400,471,424,667,950
  5. Step 5: Solve for x
    x = 6,400,471,424,667,950/109,126,041.31
  6. Step 6: Final answer
    x = 58,652,099.43

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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.