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Finding the Third Proportional to 84,586,811 and 134,594,242

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Solution

The third proportional to 84,586,811 and 134,594,242 is: 214,165,893.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,586,811 : 134,594,242 = 134,594,242 : x
  2. Step 2: Convert to fraction form
    84,586,811/134,594,242 = 134,594,242/x
  3. Step 3: Cross multiply
    84,586,811x = 134,594,242 × 134,594,242
  4. Step 4: Simplify right side
    84,586,811x = 18,115,609,979,554,564
  5. Step 5: Solve for x
    x = 18,115,609,979,554,564/84,586,811
  6. Step 6: Final answer
    x = 214,165,893.78

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.