Home / 87,373,315.60-131,159,506.20-51,491,741.20

Finding the Fourth Proportional to 87,373,315.60, 131,159,506.20 and 51,491,741.20

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Solution

The fourth proportional to 87,373,315.60, 131,159,506.20 and 51,491,741.20 is: 77,296,269.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,373,315.60 : 131,159,506.20 = 51,491,741.20 : x
  2. Step 2: Convert to fraction form
    87,373,315.60/131,159,506.20 = 51,491,741.20/x
  3. Step 3: Cross multiply
    87,373,315.60x = 131,159,506.20 × 51,491,741.20
  4. Step 4: Simplify right side
    87,373,315.60x = 6,753,631,349,170,196
  5. Step 5: Solve for x
    x = 6,753,631,349,170,196/87,373,315.60
  6. Step 6: Final answer
    x = 77,296,269.49

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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.