Home / 129,960,216.20-194,940,324.30-101,049,825.80

Finding the Fourth Proportional to 129,960,216.20, 194,940,324.30 and 101,049,825.80

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Solution

The fourth proportional to 129,960,216.20, 194,940,324.30 and 101,049,825.80 is: 151,574,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,960,216.20 : 194,940,324.30 = 101,049,825.80 : x
  2. Step 2: Convert to fraction form
    129,960,216.20/194,940,324.30 = 101,049,825.80/x
  3. Step 3: Cross multiply
    129,960,216.20x = 194,940,324.30 × 101,049,825.80
  4. Step 4: Simplify right side
    129,960,216.20x = 19,698,685,811,910,508
  5. Step 5: Solve for x
    x = 19,698,685,811,910,508/129,960,216.20
  6. Step 6: Final answer
    x = 151,574,738.70

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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.