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Finding the Third Proportional to 100,581,288 and 148,986,108

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Solution

The third proportional to 100,581,288 and 148,986,108 is: 220,685,783.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,581,288 : 148,986,108 = 148,986,108 : x
  2. Step 2: Convert to fraction form
    100,581,288/148,986,108 = 148,986,108/x
  3. Step 3: Cross multiply
    100,581,288x = 148,986,108 × 148,986,108
  4. Step 4: Simplify right side
    100,581,288x = 22,196,860,376,987,664
  5. Step 5: Solve for x
    x = 22,196,860,376,987,664/100,581,288
  6. Step 6: Final answer
    x = 220,685,783.79

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.