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Finding the Third Proportional to 1,629,754,645 and 3,530,259,449

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Solution

The third proportional to 1,629,754,645 and 3,530,259,449 is: 7,646,998,777.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,629,754,645 : 3,530,259,449 = 3,530,259,449 : x
  2. Step 2: Convert to fraction form
    1,629,754,645/3,530,259,449 = 3,530,259,449/x
  3. Step 3: Cross multiply
    1,629,754,645x = 3,530,259,449 × 3,530,259,449
  4. Step 4: Simplify right side
    1,629,754,645x = 12,462,731,777,253,783,552
  5. Step 5: Solve for x
    x = 12,462,731,777,253,783,552/1,629,754,645
  6. Step 6: Final answer
    x = 7,646,998,777.08

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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.