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Finding the Third Proportional to 163,917,378 and 334,419,297

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Solution

The third proportional to 163,917,378 and 334,419,297 is: 682,272,176.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,917,378 : 334,419,297 = 334,419,297 : x
  2. Step 2: Convert to fraction form
    163,917,378/334,419,297 = 334,419,297/x
  3. Step 3: Cross multiply
    163,917,378x = 334,419,297 × 334,419,297
  4. Step 4: Simplify right side
    163,917,378x = 111,836,266,205,974,208
  5. Step 5: Solve for x
    x = 111,836,266,205,974,208/163,917,378
  6. Step 6: Final answer
    x = 682,272,176.21

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.