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Finding the Third Proportional to 70,814,553 and 152,390,799

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Solution

The third proportional to 70,814,553 and 152,390,799 is: 327,940,439.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,814,553 : 152,390,799 = 152,390,799 : x
  2. Step 2: Convert to fraction form
    70,814,553/152,390,799 = 152,390,799/x
  3. Step 3: Cross multiply
    70,814,553x = 152,390,799 × 152,390,799
  4. Step 4: Simplify right side
    70,814,553x = 23,222,955,619,858,400
  5. Step 5: Solve for x
    x = 23,222,955,619,858,400/70,814,553
  6. Step 6: Final answer
    x = 327,940,439.30

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.