Home / 94,259,635.20-141,070,588.20-82,780,509.60

Finding the Fourth Proportional to 94,259,635.20, 141,070,588.20 and 82,780,509.60

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Solution

The fourth proportional to 94,259,635.20, 141,070,588.20 and 82,780,509.60 is: 123,890,731.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,259,635.20 : 141,070,588.20 = 82,780,509.60 : x
  2. Step 2: Convert to fraction form
    94,259,635.20/141,070,588.20 = 82,780,509.60/x
  3. Step 3: Cross multiply
    94,259,635.20x = 141,070,588.20 × 82,780,509.60
  4. Step 4: Simplify right side
    94,259,635.20x = 11,677,895,180,767,744
  5. Step 5: Solve for x
    x = 11,677,895,180,767,744/94,259,635.20
  6. Step 6: Final answer
    x = 123,890,731.76

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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.