Home / 129,033,601.20-193,550,401.80-88,218,932.40

Finding the Fourth Proportional to 129,033,601.20, 193,550,401.80 and 88,218,932.40

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Solution

The fourth proportional to 129,033,601.20, 193,550,401.80 and 88,218,932.40 is: 132,328,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,033,601.20 : 193,550,401.80 = 88,218,932.40 : x
  2. Step 2: Convert to fraction form
    129,033,601.20/193,550,401.80 = 88,218,932.40/x
  3. Step 3: Cross multiply
    129,033,601.20x = 193,550,401.80 × 88,218,932.40
  4. Step 4: Simplify right side
    129,033,601.20x = 17,074,809,812,387,040
  5. Step 5: Solve for x
    x = 17,074,809,812,387,040/129,033,601.20
  6. Step 6: Final answer
    x = 132,328,398.60

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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.