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Finding the Third Proportional to 21,667,234,912 and 43,943,703,157

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Solution

The third proportional to 21,667,234,912 and 43,943,703,157 is: 89,123,003,234.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,667,234,912 : 43,943,703,157 = 43,943,703,157 : x
  2. Step 2: Convert to fraction form
    21,667,234,912/43,943,703,157 = 43,943,703,157/x
  3. Step 3: Cross multiply
    21,667,234,912x = 43,943,703,157 × 43,943,703,157
  4. Step 4: Simplify right side
    21,667,234,912x = 1,931,049,047,150,531,706,880
  5. Step 5: Solve for x
    x = 1,931,049,047,150,531,706,880/21,667,234,912
  6. Step 6: Final answer
    x = 89,123,003,234.76

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.