Home / 1,469,771,825.80-2,204,657,738.70-979,995,800.20

Finding the Fourth Proportional to 1,469,771,825.80, 2,204,657,738.70 and 979,995,800.20

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Solution

The fourth proportional to 1,469,771,825.80, 2,204,657,738.70 and 979,995,800.20 is: 1,469,993,700.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,771,825.80 : 2,204,657,738.70 = 979,995,800.20 : x
  2. Step 2: Convert to fraction form
    1,469,771,825.80/2,204,657,738.70 = 979,995,800.20/x
  3. Step 3: Cross multiply
    1,469,771,825.80x = 2,204,657,738.70 × 979,995,800.20
  4. Step 4: Simplify right side
    1,469,771,825.80x = 2,160,555,324,804,428,800
  5. Step 5: Solve for x
    x = 2,160,555,324,804,428,800/1,469,771,825.80
  6. Step 6: Final answer
    x = 1,469,993,700.30

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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.