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Finding the Third Proportional to 2,403,980,108 and 5,221,791,736

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Solution

The third proportional to 2,403,980,108 and 5,221,791,736 is: 11,342,485,257.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403,980,108 : 5,221,791,736 = 5,221,791,736 : x
  2. Step 2: Convert to fraction form
    2,403,980,108/5,221,791,736 = 5,221,791,736/x
  3. Step 3: Cross multiply
    2,403,980,108x = 5,221,791,736 × 5,221,791,736
  4. Step 4: Simplify right side
    2,403,980,108x = 27,267,108,934,157,893,632
  5. Step 5: Solve for x
    x = 27,267,108,934,157,893,632/2,403,980,108
  6. Step 6: Final answer
    x = 11,342,485,257.44

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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.