Home / 131,328,982.20-196,993,473.30-88,330,812.60

Finding the Fourth Proportional to 131,328,982.20, 196,993,473.30 and 88,330,812.60

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Solution

The fourth proportional to 131,328,982.20, 196,993,473.30 and 88,330,812.60 is: 132,496,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,982.20 : 196,993,473.30 = 88,330,812.60 : x
  2. Step 2: Convert to fraction form
    131,328,982.20/196,993,473.30 = 88,330,812.60/x
  3. Step 3: Cross multiply
    131,328,982.20x = 196,993,473.30 × 88,330,812.60
  4. Step 4: Simplify right side
    131,328,982.20x = 17,400,593,573,485,404
  5. Step 5: Solve for x
    x = 17,400,593,573,485,404/131,328,982.20
  6. Step 6: Final answer
    x = 132,496,218.90

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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.