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Finding the Third Proportional to 121,805,072 and 179,343,192

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Solution

The third proportional to 121,805,072 and 179,343,192 is: 264,061,093.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,805,072 : 179,343,192 = 179,343,192 : x
  2. Step 2: Convert to fraction form
    121,805,072/179,343,192 = 179,343,192/x
  3. Step 3: Cross multiply
    121,805,072x = 179,343,192 × 179,343,192
  4. Step 4: Simplify right side
    121,805,072x = 32,163,980,516,748,864
  5. Step 5: Solve for x
    x = 32,163,980,516,748,864/121,805,072
  6. Step 6: Final answer
    x = 264,061,093.59

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.