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Finding the Third Proportional to 3,919,341,628 and 5,805,542,478

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Solution

The third proportional to 3,919,341,628 and 5,805,542,478 is: 8,599,486,001.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,919,341,628 : 5,805,542,478 = 5,805,542,478 : x
  2. Step 2: Convert to fraction form
    3,919,341,628/5,805,542,478 = 5,805,542,478/x
  3. Step 3: Cross multiply
    3,919,341,628x = 5,805,542,478 × 5,805,542,478
  4. Step 4: Simplify right side
    3,919,341,628x = 33,704,323,463,862,378,496
  5. Step 5: Solve for x
    x = 33,704,323,463,862,378,496/3,919,341,628
  6. Step 6: Final answer
    x = 8,599,486,001.19

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.