Home / 87,729,686.72-190,088,467.03

Finding the Third Proportional to 87,729,686.72 and 190,088,467.03

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Solution

The third proportional to 87,729,686.72 and 190,088,467.03 is: 411,874,550.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,729,686.72 : 190,088,467.03 = 190,088,467.03 : x
  2. Step 2: Convert to fraction form
    87,729,686.72/190,088,467.03 = 190,088,467.03/x
  3. Step 3: Cross multiply
    87,729,686.72x = 190,088,467.03 × 190,088,467.03
  4. Step 4: Simplify right side
    87,729,686.72x = 36,133,625,298,290,616
  5. Step 5: Solve for x
    x = 36,133,625,298,290,616/87,729,686.72
  6. Step 6: Final answer
    x = 411,874,550.68

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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.