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Finding the Third Proportional to 1,648,744,920 and 3,555,762,912

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Solution

The third proportional to 1,648,744,920 and 3,555,762,912 is: 7,668,530,003.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,744,920 : 3,555,762,912 = 3,555,762,912 : x
  2. Step 2: Convert to fraction form
    1,648,744,920/3,555,762,912 = 3,555,762,912/x
  3. Step 3: Cross multiply
    1,648,744,920x = 3,555,762,912 × 3,555,762,912
  4. Step 4: Simplify right side
    1,648,744,920x = 12,643,449,886,354,718,720
  5. Step 5: Solve for x
    x = 12,643,449,886,354,718,720/1,648,744,920
  6. Step 6: Final answer
    x = 7,668,530,003.02

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.