Home / 94,786,288.20-142,179,432.30-80,472,810.60

Finding the Fourth Proportional to 94,786,288.20, 142,179,432.30 and 80,472,810.60

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Solution

The fourth proportional to 94,786,288.20, 142,179,432.30 and 80,472,810.60 is: 120,709,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,786,288.20 : 142,179,432.30 = 80,472,810.60 : x
  2. Step 2: Convert to fraction form
    94,786,288.20/142,179,432.30 = 80,472,810.60/x
  3. Step 3: Cross multiply
    94,786,288.20x = 142,179,432.30 × 80,472,810.60
  4. Step 4: Simplify right side
    94,786,288.20x = 11,441,578,526,693,422
  5. Step 5: Solve for x
    x = 11,441,578,526,693,422/94,786,288.20
  6. Step 6: Final answer
    x = 120,709,215.90

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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.