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Finding the Third Proportional to 168,626,868 and 376,026,420

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Solution

The third proportional to 168,626,868 and 376,026,420 is: 838,513,282.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,626,868 : 376,026,420 = 376,026,420 : x
  2. Step 2: Convert to fraction form
    168,626,868/376,026,420 = 376,026,420/x
  3. Step 3: Cross multiply
    168,626,868x = 376,026,420 × 376,026,420
  4. Step 4: Simplify right side
    168,626,868x = 141,395,868,538,016,400
  5. Step 5: Solve for x
    x = 141,395,868,538,016,400/168,626,868
  6. Step 6: Final answer
    x = 838,513,282.11

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.