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Finding the Third Proportional to 1,789,596,443.25 and 3,888,964,866.94

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Solution

The third proportional to 1,789,596,443.25 and 3,888,964,866.94 is: 8,451,093,984.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,596,443.25 : 3,888,964,866.94 = 3,888,964,866.94 : x
  2. Step 2: Convert to fraction form
    1,789,596,443.25/3,888,964,866.94 = 3,888,964,866.94/x
  3. Step 3: Cross multiply
    1,789,596,443.25x = 3,888,964,866.94 × 3,888,964,866.94
  4. Step 4: Simplify right side
    1,789,596,443.25x = 15,124,047,736,274,206,720
  5. Step 5: Solve for x
    x = 15,124,047,736,274,206,720/1,789,596,443.25
  6. Step 6: Final answer
    x = 8,451,093,984.52

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.