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Finding the Third Proportional to 75,222,538 and 163,799,306

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Solution

The third proportional to 75,222,538 and 163,799,306 is: 356,677,843.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,222,538 : 163,799,306 = 163,799,306 : x
  2. Step 2: Convert to fraction form
    75,222,538/163,799,306 = 163,799,306/x
  3. Step 3: Cross multiply
    75,222,538x = 163,799,306 × 163,799,306
  4. Step 4: Simplify right side
    75,222,538x = 26,830,212,646,081,636
  5. Step 5: Solve for x
    x = 26,830,212,646,081,636/75,222,538
  6. Step 6: Final answer
    x = 356,677,843.63

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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.