Home / 113,324,515.20-169,986,772.80-88,665,652.80

Finding the Fourth Proportional to 113,324,515.20, 169,986,772.80 and 88,665,652.80

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Solution

The fourth proportional to 113,324,515.20, 169,986,772.80 and 88,665,652.80 is: 132,998,479.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,324,515.20 : 169,986,772.80 = 88,665,652.80 : x
  2. Step 2: Convert to fraction form
    113,324,515.20/169,986,772.80 = 88,665,652.80/x
  3. Step 3: Cross multiply
    113,324,515.20x = 169,986,772.80 × 88,665,652.80
  4. Step 4: Simplify right side
    113,324,515.20x = 15,071,988,177,677,284
  5. Step 5: Solve for x
    x = 15,071,988,177,677,284/113,324,515.20
  6. Step 6: Final answer
    x = 132,998,479.20

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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.