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Finding the Third Proportional to 401,924,227 and 865,431,185

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Solution

The third proportional to 401,924,227 and 865,431,185 is: 1,863,463,522.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,924,227 : 865,431,185 = 865,431,185 : x
  2. Step 2: Convert to fraction form
    401,924,227/865,431,185 = 865,431,185/x
  3. Step 3: Cross multiply
    401,924,227x = 865,431,185 × 865,431,185
  4. Step 4: Simplify right side
    401,924,227x = 748,971,135,970,504,192
  5. Step 5: Solve for x
    x = 748,971,135,970,504,192/401,924,227
  6. Step 6: Final answer
    x = 1,863,463,522.87

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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.