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Finding the Third Proportional to 823,511,491 and 1,810,254,829

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Solution

The third proportional to 823,511,491 and 1,810,254,829 is: 3,979,328,256.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,511,491 : 1,810,254,829 = 1,810,254,829 : x
  2. Step 2: Convert to fraction form
    823,511,491/1,810,254,829 = 1,810,254,829/x
  3. Step 3: Cross multiply
    823,511,491x = 1,810,254,829 × 1,810,254,829
  4. Step 4: Simplify right side
    823,511,491x = 3,277,022,545,917,819,392
  5. Step 5: Solve for x
    x = 3,277,022,545,917,819,392/823,511,491
  6. Step 6: Final answer
    x = 3,979,328,256.78

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.