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Finding the Third Proportional to 1,129,204,557 and 2,446,007,787

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Solution

The third proportional to 1,129,204,557 and 2,446,007,787 is: 5,298,379,338.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,204,557 : 2,446,007,787 = 2,446,007,787 : x
  2. Step 2: Convert to fraction form
    1,129,204,557/2,446,007,787 = 2,446,007,787/x
  3. Step 3: Cross multiply
    1,129,204,557x = 2,446,007,787 × 2,446,007,787
  4. Step 4: Simplify right side
    1,129,204,557x = 5,982,954,094,064,636,928
  5. Step 5: Solve for x
    x = 5,982,954,094,064,636,928/1,129,204,557
  6. Step 6: Final answer
    x = 5,298,379,338.78

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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.