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Finding the Third Proportional to 979,542,001 and 2,131,263,866

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Solution

The third proportional to 979,542,001 and 2,131,263,866 is: 4,637,152,528.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,542,001 : 2,131,263,866 = 2,131,263,866 : x
  2. Step 2: Convert to fraction form
    979,542,001/2,131,263,866 = 2,131,263,866/x
  3. Step 3: Cross multiply
    979,542,001x = 2,131,263,866 × 2,131,263,866
  4. Step 4: Simplify right side
    979,542,001x = 4,542,285,666,517,265,920
  5. Step 5: Solve for x
    x = 4,542,285,666,517,265,920/979,542,001
  6. Step 6: Final answer
    x = 4,637,152,528.30

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.