Home / 87,334,021.33-130,987,149.40-29,036,850.37

Finding the Fourth Proportional to 87,334,021.33, 130,987,149.40 and 29,036,850.37

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Solution

The fourth proportional to 87,334,021.33, 130,987,149.40 and 29,036,850.37 is: 43,550,659.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,334,021.33 : 130,987,149.40 = 29,036,850.37 : x
  2. Step 2: Convert to fraction form
    87,334,021.33/130,987,149.40 = 29,036,850.37/x
  3. Step 3: Cross multiply
    87,334,021.33x = 130,987,149.40 × 29,036,850.37
  4. Step 4: Simplify right side
    87,334,021.33x = 3,803,454,257,229,463.50
  5. Step 5: Solve for x
    x = 3,803,454,257,229,463.50/87,334,021.33
  6. Step 6: Final answer
    x = 43,550,659.86

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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.