Home / 80,949,246.72-121,432,375.68-26,366,082.48

Finding the Fourth Proportional to 80,949,246.72, 121,432,375.68 and 26,366,082.48

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Solution

The fourth proportional to 80,949,246.72, 121,432,375.68 and 26,366,082.48 is: 39,551,894.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,949,246.72 : 121,432,375.68 = 26,366,082.48 : x
  2. Step 2: Convert to fraction form
    80,949,246.72/121,432,375.68 = 26,366,082.48/x
  3. Step 3: Cross multiply
    80,949,246.72x = 121,432,375.68 × 26,366,082.48
  4. Step 4: Simplify right side
    80,949,246.72x = 3,201,696,032,921,226.50
  5. Step 5: Solve for x
    x = 3,201,696,032,921,226.50/80,949,246.72
  6. Step 6: Final answer
    x = 39,551,894.09

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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.