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Finding the Third Proportional to 79,343,889.19 and 168,288,192

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Solution

The third proportional to 79,343,889.19 and 168,288,192 is: 356,938,837.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,343,889.19 : 168,288,192 = 168,288,192 : x
  2. Step 2: Convert to fraction form
    79,343,889.19/168,288,192 = 168,288,192/x
  3. Step 3: Cross multiply
    79,343,889.19x = 168,288,192 × 168,288,192
  4. Step 4: Simplify right side
    79,343,889.19x = 28,320,915,566,628,864
  5. Step 5: Solve for x
    x = 28,320,915,566,628,864/79,343,889.19
  6. Step 6: Final answer
    x = 356,938,837.47

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These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.