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Finding the Third Proportional to 149,133,042 and 324,080,417

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Solution

The third proportional to 149,133,042 and 324,080,417 is: 704,257,857.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,133,042 : 324,080,417 = 324,080,417 : x
  2. Step 2: Convert to fraction form
    149,133,042/324,080,417 = 324,080,417/x
  3. Step 3: Cross multiply
    149,133,042x = 324,080,417 × 324,080,417
  4. Step 4: Simplify right side
    149,133,042x = 105,028,116,682,893,888
  5. Step 5: Solve for x
    x = 105,028,116,682,893,888/149,133,042
  6. Step 6: Final answer
    x = 704,257,857.78

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.