Home / 87,231,673.64-120,380,531.50-48,074,860.19

Finding the Fourth Proportional to 87,231,673.64, 120,380,531.50 and 48,074,860.19

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Solution

The fourth proportional to 87,231,673.64, 120,380,531.50 and 48,074,860.19 is: 66,343,760.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,231,673.64 : 120,380,531.50 = 48,074,860.19 : x
  2. Step 2: Convert to fraction form
    87,231,673.64/120,380,531.50 = 48,074,860.19/x
  3. Step 3: Cross multiply
    87,231,673.64x = 120,380,531.50 × 48,074,860.19
  4. Step 4: Simplify right side
    87,231,673.64x = 5,787,277,221,821,436
  5. Step 5: Solve for x
    x = 5,787,277,221,821,436/87,231,673.64
  6. Step 6: Final answer
    x = 66,343,760.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.