Home / 87,635,007.42-189,812,448.56

Finding the Third Proportional to 87,635,007.42 and 189,812,448.56

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Solution

The third proportional to 87,635,007.42 and 189,812,448.56 is: 411,122,982.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,635,007.42 : 189,812,448.56 = 189,812,448.56 : x
  2. Step 2: Convert to fraction form
    87,635,007.42/189,812,448.56 = 189,812,448.56/x
  3. Step 3: Cross multiply
    87,635,007.42x = 189,812,448.56 × 189,812,448.56
  4. Step 4: Simplify right side
    87,635,007.42x = 36,028,765,629,291,708
  5. Step 5: Solve for x
    x = 36,028,765,629,291,708/87,635,007.42
  6. Step 6: Final answer
    x = 411,122,982.58

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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.