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Finding the Third Proportional to 87,723,440 and 190,091,032

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Solution

The third proportional to 87,723,440 and 190,091,032 is: 411,914,996.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,723,440 : 190,091,032 = 190,091,032 : x
  2. Step 2: Convert to fraction form
    87,723,440/190,091,032 = 190,091,032/x
  3. Step 3: Cross multiply
    87,723,440x = 190,091,032 × 190,091,032
  4. Step 4: Simplify right side
    87,723,440x = 36,134,600,446,825,024
  5. Step 5: Solve for x
    x = 36,134,600,446,825,024/87,723,440
  6. Step 6: Final answer
    x = 411,914,996.12

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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.