Home / 115,819,750.40-173,729,625.60-88,609,971.20

Finding the Fourth Proportional to 115,819,750.40, 173,729,625.60 and 88,609,971.20

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Solution

The fourth proportional to 115,819,750.40, 173,729,625.60 and 88,609,971.20 is: 132,914,956.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,819,750.40 : 173,729,625.60 = 88,609,971.20 : x
  2. Step 2: Convert to fraction form
    115,819,750.40/173,729,625.60 = 88,609,971.20/x
  3. Step 3: Cross multiply
    115,819,750.40x = 173,729,625.60 × 88,609,971.20
  4. Step 4: Simplify right side
    115,819,750.40x = 15,394,177,121,002,782
  5. Step 5: Solve for x
    x = 15,394,177,121,002,782/115,819,750.40
  6. Step 6: Final answer
    x = 132,914,956.80

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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.