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Finding the Third Proportional to 1,916,885,234 and 2,739,278,955

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Solution

The third proportional to 1,916,885,234 and 2,739,278,955 is: 3,914,501,014.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,885,234 : 2,739,278,955 = 2,739,278,955 : x
  2. Step 2: Convert to fraction form
    1,916,885,234/2,739,278,955 = 2,739,278,955/x
  3. Step 3: Cross multiply
    1,916,885,234x = 2,739,278,955 × 2,739,278,955
  4. Step 4: Simplify right side
    1,916,885,234x = 7,503,649,193,305,891,840
  5. Step 5: Solve for x
    x = 7,503,649,193,305,891,840/1,916,885,234
  6. Step 6: Final answer
    x = 3,914,501,014.57

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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.