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Finding the Third Proportional to 3,975,726,167 and 8,649,577,725.50

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Solution

The third proportional to 3,975,726,167 and 8,649,577,725.50 is: 18,817,994,923.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975,726,167 : 8,649,577,725.50 = 8,649,577,725.50 : x
  2. Step 2: Convert to fraction form
    3,975,726,167/8,649,577,725.50 = 8,649,577,725.50/x
  3. Step 3: Cross multiply
    3,975,726,167x = 8,649,577,725.50 × 8,649,577,725.50
  4. Step 4: Simplify right side
    3,975,726,167x = 74,815,194,829,465,747,456
  5. Step 5: Solve for x
    x = 74,815,194,829,465,747,456/3,975,726,167
  6. Step 6: Final answer
    x = 18,817,994,923.91

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.