Home / 202,787,134.56-279,846,320.16-109,967,617.92

Finding the Fourth Proportional to 202,787,134.56, 279,846,320.16 and 109,967,617.92

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Solution

The fourth proportional to 202,787,134.56, 279,846,320.16 and 109,967,617.92 is: 151,755,353.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,787,134.56 : 279,846,320.16 = 109,967,617.92 : x
  2. Step 2: Convert to fraction form
    202,787,134.56/279,846,320.16 = 109,967,617.92/x
  3. Step 3: Cross multiply
    202,787,134.56x = 279,846,320.16 × 109,967,617.92
  4. Step 4: Simplify right side
    202,787,134.56x = 30,774,033,211,672,876
  5. Step 5: Solve for x
    x = 30,774,033,211,672,876/202,787,134.56
  6. Step 6: Final answer
    x = 151,755,353.11

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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.