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Finding the Third Proportional to 372,391,722 and 804,022,918

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Solution

The third proportional to 372,391,722 and 804,022,918 is: 1,735,948,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,391,722 : 804,022,918 = 804,022,918 : x
  2. Step 2: Convert to fraction form
    372,391,722/804,022,918 = 804,022,918/x
  3. Step 3: Cross multiply
    372,391,722x = 804,022,918 × 804,022,918
  4. Step 4: Simplify right side
    372,391,722x = 646,452,852,669,234,688
  5. Step 5: Solve for x
    x = 646,452,852,669,234,688/372,391,722
  6. Step 6: Final answer
    x = 1,735,948,503.90

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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.