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Finding the Third Proportional to 79,717,608 and 130,170,564

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Solution

The third proportional to 79,717,608 and 130,170,564 is: 212,554,994.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,717,608 : 130,170,564 = 130,170,564 : x
  2. Step 2: Convert to fraction form
    79,717,608/130,170,564 = 130,170,564/x
  3. Step 3: Cross multiply
    79,717,608x = 130,170,564 × 130,170,564
  4. Step 4: Simplify right side
    79,717,608x = 16,944,375,732,078,096
  5. Step 5: Solve for x
    x = 16,944,375,732,078,096/79,717,608
  6. Step 6: Final answer
    x = 212,554,994.53

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.