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Finding the Third Proportional to 40,373,110 and 87,560,912

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Solution

The third proportional to 40,373,110 and 87,560,912 is: 189,901,479.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,373,110 : 87,560,912 = 87,560,912 : x
  2. Step 2: Convert to fraction form
    40,373,110/87,560,912 = 87,560,912/x
  3. Step 3: Cross multiply
    40,373,110x = 87,560,912 × 87,560,912
  4. Step 4: Simplify right side
    40,373,110x = 7,666,913,310,271,744
  5. Step 5: Solve for x
    x = 7,666,913,310,271,744/40,373,110
  6. Step 6: Final answer
    x = 189,901,479.23

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.