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Finding the Third Proportional to 161,689,444 and 248,530,903

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Solution

The third proportional to 161,689,444 and 248,530,903 is: 382,013,866.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,689,444 : 248,530,903 = 248,530,903 : x
  2. Step 2: Convert to fraction form
    161,689,444/248,530,903 = 248,530,903/x
  3. Step 3: Cross multiply
    161,689,444x = 248,530,903 × 248,530,903
  4. Step 4: Simplify right side
    161,689,444x = 61,767,609,745,995,408
  5. Step 5: Solve for x
    x = 61,767,609,745,995,408/161,689,444
  6. Step 6: Final answer
    x = 382,013,866.94

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.