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Finding the Third Proportional to 89,873,180 and 193,590,072

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Solution

The third proportional to 89,873,180 and 193,590,072 is: 416,999,999.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,873,180 : 193,590,072 = 193,590,072 : x
  2. Step 2: Convert to fraction form
    89,873,180/193,590,072 = 193,590,072/x
  3. Step 3: Cross multiply
    89,873,180x = 193,590,072 × 193,590,072
  4. Step 4: Simplify right side
    89,873,180x = 37,477,115,976,965,184
  5. Step 5: Solve for x
    x = 37,477,115,976,965,184/89,873,180
  6. Step 6: Final answer
    x = 416,999,999.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.