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Finding the Third Proportional to 627,569,174 and 1,368,136,112

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Solution

The third proportional to 627,569,174 and 1,368,136,112 is: 2,982,613,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,569,174 : 1,368,136,112 = 1,368,136,112 : x
  2. Step 2: Convert to fraction form
    627,569,174/1,368,136,112 = 1,368,136,112/x
  3. Step 3: Cross multiply
    627,569,174x = 1,368,136,112 × 1,368,136,112
  4. Step 4: Simplify right side
    627,569,174x = 1,871,796,420,958,476,544
  5. Step 5: Solve for x
    x = 1,871,796,420,958,476,544/627,569,174
  6. Step 6: Final answer
    x = 2,982,613,707.79

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.