Home / 87,422,980.56-131,132,670.40-29,134,890.71

Finding the Fourth Proportional to 87,422,980.56, 131,132,670.40 and 29,134,890.71

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Solution

The fourth proportional to 87,422,980.56, 131,132,670.40 and 29,134,890.71 is: 43,701,736.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,422,980.56 : 131,132,670.40 = 29,134,890.71 : x
  2. Step 2: Convert to fraction form
    87,422,980.56/131,132,670.40 = 29,134,890.71/x
  3. Step 3: Cross multiply
    87,422,980.56x = 131,132,670.40 × 29,134,890.71
  4. Step 4: Simplify right side
    87,422,980.56x = 3,820,536,020,614,452.50
  5. Step 5: Solve for x
    x = 3,820,536,020,614,452.50/87,422,980.56
  6. Step 6: Final answer
    x = 43,701,736.04

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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.