Home / 87,027,739.34-130,496,685.39-25,608,915.86

Finding the Fourth Proportional to 87,027,739.34, 130,496,685.39 and 25,608,915.86

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Solution

The fourth proportional to 87,027,739.34, 130,496,685.39 and 25,608,915.86 is: 38,400,154.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,027,739.34 : 130,496,685.39 = 25,608,915.86 : x
  2. Step 2: Convert to fraction form
    87,027,739.34/130,496,685.39 = 25,608,915.86/x
  3. Step 3: Cross multiply
    87,027,739.34x = 130,496,685.39 × 25,608,915.86
  4. Step 4: Simplify right side
    87,027,739.34x = 3,341,878,635,508,918
  5. Step 5: Solve for x
    x = 3,341,878,635,508,918/87,027,739.34
  6. Step 6: Final answer
    x = 38,400,154.49

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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.