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Finding the Third Proportional to 27,217,800,545 and 42,696,659,226

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Solution

The third proportional to 27,217,800,545 and 42,696,659,226 is: 66,978,399,156.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,217,800,545 : 42,696,659,226 = 42,696,659,226 : x
  2. Step 2: Convert to fraction form
    27,217,800,545/42,696,659,226 = 42,696,659,226/x
  3. Step 3: Cross multiply
    27,217,800,545x = 42,696,659,226 × 42,696,659,226
  4. Step 4: Simplify right side
    27,217,800,545x = 1,823,004,709,061,170,823,168
  5. Step 5: Solve for x
    x = 1,823,004,709,061,170,823,168/27,217,800,545
  6. Step 6: Final answer
    x = 66,978,399,156.36

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.