Home / 80,484,441.24-120,645,937.26-37,383,915.18

Finding the Fourth Proportional to 80,484,441.24, 120,645,937.26 and 37,383,915.18

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Solution

The fourth proportional to 80,484,441.24, 120,645,937.26 and 37,383,915.18 is: 56,038,377.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,484,441.24 : 120,645,937.26 = 37,383,915.18 : x
  2. Step 2: Convert to fraction form
    80,484,441.24/120,645,937.26 = 37,383,915.18/x
  3. Step 3: Cross multiply
    80,484,441.24x = 120,645,937.26 × 37,383,915.18
  4. Step 4: Simplify right side
    80,484,441.24x = 4,510,217,485,339,442
  5. Step 5: Solve for x
    x = 4,510,217,485,339,442/80,484,441.24
  6. Step 6: Final answer
    x = 56,038,377.30

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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.