Home / 86,242,704.40-129,366,130.20-25,660,406.80

Finding the Fourth Proportional to 86,242,704.40, 129,366,130.20 and 25,660,406.80

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Solution

The fourth proportional to 86,242,704.40, 129,366,130.20 and 25,660,406.80 is: 38,491,227.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,242,704.40 : 129,366,130.20 = 25,660,406.80 : x
  2. Step 2: Convert to fraction form
    86,242,704.40/129,366,130.20 = 25,660,406.80/x
  3. Step 3: Cross multiply
    86,242,704.40x = 129,366,130.20 × 25,660,406.80
  4. Step 4: Simplify right side
    86,242,704.40x = 3,319,587,527,073,765.50
  5. Step 5: Solve for x
    x = 3,319,587,527,073,765.50/86,242,704.40
  6. Step 6: Final answer
    x = 38,491,227.17

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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.