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Finding the Third Proportional to 86,579,042 and 134,173,674

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Solution

The third proportional to 86,579,042 and 134,173,674 is: 207,932,247.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,579,042 : 134,173,674 = 134,173,674 : x
  2. Step 2: Convert to fraction form
    86,579,042/134,173,674 = 134,173,674/x
  3. Step 3: Cross multiply
    86,579,042x = 134,173,674 × 134,173,674
  4. Step 4: Simplify right side
    86,579,042x = 18,002,574,794,658,276
  5. Step 5: Solve for x
    x = 18,002,574,794,658,276/86,579,042
  6. Step 6: Final answer
    x = 207,932,247.56

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.