Home / 121,107,865.28-181,689,616.55-34,846,986.56

Finding the Fourth Proportional to 121,107,865.28, 181,689,616.55 and 34,846,986.56

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Solution

The fourth proportional to 121,107,865.28, 181,689,616.55 and 34,846,986.56 is: 52,278,484.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,107,865.28 : 181,689,616.55 = 34,846,986.56 : x
  2. Step 2: Convert to fraction form
    121,107,865.28/181,689,616.55 = 34,846,986.56/x
  3. Step 3: Cross multiply
    121,107,865.28x = 181,689,616.55 × 34,846,986.56
  4. Step 4: Simplify right side
    121,107,865.28x = 6,331,335,625,188,073
  5. Step 5: Solve for x
    x = 6,331,335,625,188,073/121,107,865.28
  6. Step 6: Final answer
    x = 52,278,484.23

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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.