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Finding the Third Proportional to 77,434,285 and 168,524,192

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Solution

The third proportional to 77,434,285 and 168,524,192 is: 366,767,812.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,434,285 : 168,524,192 = 168,524,192 : x
  2. Step 2: Convert to fraction form
    77,434,285/168,524,192 = 168,524,192/x
  3. Step 3: Cross multiply
    77,434,285x = 168,524,192 × 168,524,192
  4. Step 4: Simplify right side
    77,434,285x = 28,400,403,289,252,864
  5. Step 5: Solve for x
    x = 28,400,403,289,252,864/77,434,285
  6. Step 6: Final answer
    x = 366,767,812.08

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.