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Finding the Third Proportional to 3,934,179,888.75 and 6,423,481,602

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Solution

The third proportional to 3,934,179,888.75 and 6,423,481,602 is: 10,487,856,950.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934,179,888.75 : 6,423,481,602 = 6,423,481,602 : x
  2. Step 2: Convert to fraction form
    3,934,179,888.75/6,423,481,602 = 6,423,481,602/x
  3. Step 3: Cross multiply
    3,934,179,888.75x = 6,423,481,602 × 6,423,481,602
  4. Step 4: Simplify right side
    3,934,179,888.75x = 41,261,115,891,232,489,472
  5. Step 5: Solve for x
    x = 41,261,115,891,232,489,472/3,934,179,888.75
  6. Step 6: Final answer
    x = 10,487,856,950.62

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.