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Finding the Third Proportional to 1,790,755,945 and 3,853,609,681

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Solution

The third proportional to 1,790,755,945 and 3,853,609,681 is: 8,292,759,052.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,755,945 : 3,853,609,681 = 3,853,609,681 : x
  2. Step 2: Convert to fraction form
    1,790,755,945/3,853,609,681 = 3,853,609,681/x
  3. Step 3: Cross multiply
    1,790,755,945x = 3,853,609,681 × 3,853,609,681
  4. Step 4: Simplify right side
    1,790,755,945x = 14,850,307,573,496,922,112
  5. Step 5: Solve for x
    x = 14,850,307,573,496,922,112/1,790,755,945
  6. Step 6: Final answer
    x = 8,292,759,052.38

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.