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Finding the Third Proportional to 18,140,615,076 and 28,166,021,982

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Solution

The third proportional to 18,140,615,076 and 28,166,021,982 is: 43,731,967,795.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,140,615,076 : 28,166,021,982 = 28,166,021,982 : x
  2. Step 2: Convert to fraction form
    18,140,615,076/28,166,021,982 = 28,166,021,982/x
  3. Step 3: Cross multiply
    18,140,615,076x = 28,166,021,982 × 28,166,021,982
  4. Step 4: Simplify right side
    18,140,615,076x = 793,324,794,290,507,218,944
  5. Step 5: Solve for x
    x = 793,324,794,290,507,218,944/18,140,615,076
  6. Step 6: Final answer
    x = 43,731,967,795.30

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.