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Finding the Third Proportional to 3,393,973,170 and 7,306,650,090

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Solution

The third proportional to 3,393,973,170 and 7,306,650,090 is: 15,729,981,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,973,170 : 7,306,650,090 = 7,306,650,090 : x
  2. Step 2: Convert to fraction form
    3,393,973,170/7,306,650,090 = 7,306,650,090/x
  3. Step 3: Cross multiply
    3,393,973,170x = 7,306,650,090 × 7,306,650,090
  4. Step 4: Simplify right side
    3,393,973,170x = 53,387,135,537,697,005,568
  5. Step 5: Solve for x
    x = 53,387,135,537,697,005,568/3,393,973,170
  6. Step 6: Final answer
    x = 15,729,981,606.69

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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.