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Finding the Third Proportional to 18,850,551,993 and 28,112,358,213

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Solution

The third proportional to 18,850,551,993 and 28,112,358,213 is: 41,924,750,245.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,850,551,993 : 28,112,358,213 = 28,112,358,213 : x
  2. Step 2: Convert to fraction form
    18,850,551,993/28,112,358,213 = 28,112,358,213/x
  3. Step 3: Cross multiply
    18,850,551,993x = 28,112,358,213 × 28,112,358,213
  4. Step 4: Simplify right side
    18,850,551,993x = 790,304,684,296,028,553,216
  5. Step 5: Solve for x
    x = 790,304,684,296,028,553,216/18,850,551,993
  6. Step 6: Final answer
    x = 41,924,750,245.48

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.