Home / 131,040,557.40-196,560,836.10-44,766,031.80

Finding the Fourth Proportional to 131,040,557.40, 196,560,836.10 and 44,766,031.80

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Solution

The fourth proportional to 131,040,557.40, 196,560,836.10 and 44,766,031.80 is: 67,149,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,040,557.40 : 196,560,836.10 = 44,766,031.80 : x
  2. Step 2: Convert to fraction form
    131,040,557.40/196,560,836.10 = 44,766,031.80/x
  3. Step 3: Cross multiply
    131,040,557.40x = 196,560,836.10 × 44,766,031.80
  4. Step 4: Simplify right side
    131,040,557.40x = 8,799,248,639,487,187
  5. Step 5: Solve for x
    x = 8,799,248,639,487,187/131,040,557.40
  6. Step 6: Final answer
    x = 67,149,047.70

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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.