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Finding the Third Proportional to 1,916,885,928 and 2,739,279,850

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Solution

The third proportional to 1,916,885,928 and 2,739,279,850 is: 3,914,502,155.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,885,928 : 2,739,279,850 = 2,739,279,850 : x
  2. Step 2: Convert to fraction form
    1,916,885,928/2,739,279,850 = 2,739,279,850/x
  3. Step 3: Cross multiply
    1,916,885,928x = 2,739,279,850 × 2,739,279,850
  4. Step 4: Simplify right side
    1,916,885,928x = 7,503,654,096,616,022,016
  5. Step 5: Solve for x
    x = 7,503,654,096,616,022,016/1,916,885,928
  6. Step 6: Final answer
    x = 3,914,502,155.30

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.