Home / 80,723,480.90-121,101,156.36-29,605,942.58

Finding the Fourth Proportional to 80,723,480.90, 121,101,156.36 and 29,605,942.58

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Solution

The fourth proportional to 80,723,480.90, 121,101,156.36 and 29,605,942.58 is: 44,414,758.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,723,480.90 : 121,101,156.36 = 29,605,942.58 : x
  2. Step 2: Convert to fraction form
    80,723,480.90/121,101,156.36 = 29,605,942.58/x
  3. Step 3: Cross multiply
    80,723,480.90x = 121,101,156.36 × 29,605,942.58
  4. Step 4: Simplify right side
    80,723,480.90x = 3,585,313,880,960,256
  5. Step 5: Solve for x
    x = 3,585,313,880,960,256/80,723,480.90
  6. Step 6: Final answer
    x = 44,414,758.15

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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.