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Finding the Third Proportional to 70,936,787 and 99,851,097

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Solution

The third proportional to 70,936,787 and 99,851,097 is: 140,551,073.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,936,787 : 99,851,097 = 99,851,097 : x
  2. Step 2: Convert to fraction form
    70,936,787/99,851,097 = 99,851,097/x
  3. Step 3: Cross multiply
    70,936,787x = 99,851,097 × 99,851,097
  4. Step 4: Simplify right side
    70,936,787x = 9,970,241,572,103,408
  5. Step 5: Solve for x
    x = 9,970,241,572,103,408/70,936,787
  6. Step 6: Final answer
    x = 140,551,073.62

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.