Home / 79,857,285.96-110,204,125.38-45,049,868.76

Finding the Fourth Proportional to 79,857,285.96, 110,204,125.38 and 45,049,868.76

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Solution

The fourth proportional to 79,857,285.96, 110,204,125.38 and 45,049,868.76 is: 62,169,422.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,857,285.96 : 110,204,125.38 = 45,049,868.76 : x
  2. Step 2: Convert to fraction form
    79,857,285.96/110,204,125.38 = 45,049,868.76/x
  3. Step 3: Cross multiply
    79,857,285.96x = 110,204,125.38 × 45,049,868.76
  4. Step 4: Simplify right side
    79,857,285.96x = 4,964,681,385,179,585
  5. Step 5: Solve for x
    x = 4,964,681,385,179,585/79,857,285.96
  6. Step 6: Final answer
    x = 62,169,422.93

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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.