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Finding the Third Proportional to 1,854,330,269 and 3,929,739,994

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Solution

The third proportional to 1,854,330,269 and 3,929,739,994 is: 8,327,996,732.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,330,269 : 3,929,739,994 = 3,929,739,994 : x
  2. Step 2: Convert to fraction form
    1,854,330,269/3,929,739,994 = 3,929,739,994/x
  3. Step 3: Cross multiply
    1,854,330,269x = 3,929,739,994 × 3,929,739,994
  4. Step 4: Simplify right side
    1,854,330,269x = 15,442,856,420,443,119,616
  5. Step 5: Solve for x
    x = 15,442,856,420,443,119,616/1,854,330,269
  6. Step 6: Final answer
    x = 8,327,996,732.09

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.