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Finding the Third Proportional to 18,181,148 and 39,195,835

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Solution

The third proportional to 18,181,148 and 39,195,835 is: 84,500,356.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181,148 : 39,195,835 = 39,195,835 : x
  2. Step 2: Convert to fraction form
    18,181,148/39,195,835 = 39,195,835/x
  3. Step 3: Cross multiply
    18,181,148x = 39,195,835 × 39,195,835
  4. Step 4: Simplify right side
    18,181,148x = 1,536,313,481,347,225
  5. Step 5: Solve for x
    x = 1,536,313,481,347,225/18,181,148
  6. Step 6: Final answer
    x = 84,500,356.16

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.