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Finding the Third Proportional to 84,891,474 and 181,885,788

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Solution

The third proportional to 84,891,474 and 181,885,788 is: 389,702,738.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,891,474 : 181,885,788 = 181,885,788 : x
  2. Step 2: Convert to fraction form
    84,891,474/181,885,788 = 181,885,788/x
  3. Step 3: Cross multiply
    84,891,474x = 181,885,788 × 181,885,788
  4. Step 4: Simplify right side
    84,891,474x = 33,082,439,876,380,944
  5. Step 5: Solve for x
    x = 33,082,439,876,380,944/84,891,474
  6. Step 6: Final answer
    x = 389,702,738.30

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.