Home / 1,428,205,891.50-2,205,981,732.38

Finding the Third Proportional to 1,428,205,891.50 and 2,205,981,732.38

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Solution

The third proportional to 1,428,205,891.50 and 2,205,981,732.38 is: 3,407,320,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,205,891.50 : 2,205,981,732.38 = 2,205,981,732.38 : x
  2. Step 2: Convert to fraction form
    1,428,205,891.50/2,205,981,732.38 = 2,205,981,732.38/x
  3. Step 3: Cross multiply
    1,428,205,891.50x = 2,205,981,732.38 × 2,205,981,732.38
  4. Step 4: Simplify right side
    1,428,205,891.50x = 4,866,355,403,572,206,592
  5. Step 5: Solve for x
    x = 4,866,355,403,572,206,592/1,428,205,891.50
  6. Step 6: Final answer
    x = 3,407,320,633.90

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.