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Finding the Third Proportional to 1,244,063,806 and 2,672,752,821

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Solution

The third proportional to 1,244,063,806 and 2,672,752,821 is: 5,742,155,352.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,063,806 : 2,672,752,821 = 2,672,752,821 : x
  2. Step 2: Convert to fraction form
    1,244,063,806/2,672,752,821 = 2,672,752,821/x
  3. Step 3: Cross multiply
    1,244,063,806x = 2,672,752,821 × 2,672,752,821
  4. Step 4: Simplify right side
    1,244,063,806x = 7,143,607,642,163,458,048
  5. Step 5: Solve for x
    x = 7,143,607,642,163,458,048/1,244,063,806
  6. Step 6: Final answer
    x = 5,742,155,352.25

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.