Home / 131,040,509.40-196,560,764.10-44,765,983.80

Finding the Fourth Proportional to 131,040,509.40, 196,560,764.10 and 44,765,983.80

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Solution

The fourth proportional to 131,040,509.40, 196,560,764.10 and 44,765,983.80 is: 67,148,975.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,040,509.40 : 196,560,764.10 = 44,765,983.80 : x
  2. Step 2: Convert to fraction form
    131,040,509.40/196,560,764.10 = 44,765,983.80/x
  3. Step 3: Cross multiply
    131,040,509.40x = 196,560,764.10 × 44,765,983.80
  4. Step 4: Simplify right side
    131,040,509.40x = 8,799,235,981,416,221
  5. Step 5: Solve for x
    x = 8,799,235,981,416,221/131,040,509.40
  6. Step 6: Final answer
    x = 67,148,975.70

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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.