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Finding the Third Proportional to 19,161,939,386 and 41,936,193,955

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Solution

The third proportional to 19,161,939,386 and 41,936,193,955 is: 91,777,994,283.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,161,939,386 : 41,936,193,955 = 41,936,193,955 : x
  2. Step 2: Convert to fraction form
    19,161,939,386/41,936,193,955 = 41,936,193,955/x
  3. Step 3: Cross multiply
    19,161,939,386x = 41,936,193,955 × 41,936,193,955
  4. Step 4: Simplify right side
    19,161,939,386x = 1,758,644,363,431,378,419,712
  5. Step 5: Solve for x
    x = 1,758,644,363,431,378,419,712/19,161,939,386
  6. Step 6: Final answer
    x = 91,777,994,283.62

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.