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Finding the Third Proportional to 158,421,476 and 252,079,718

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Solution

The third proportional to 158,421,476 and 252,079,718 is: 401,108,396.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,421,476 : 252,079,718 = 252,079,718 : x
  2. Step 2: Convert to fraction form
    158,421,476/252,079,718 = 252,079,718/x
  3. Step 3: Cross multiply
    158,421,476x = 252,079,718 × 252,079,718
  4. Step 4: Simplify right side
    158,421,476x = 63,544,184,226,959,520
  5. Step 5: Solve for x
    x = 63,544,184,226,959,520/158,421,476
  6. Step 6: Final answer
    x = 401,108,396.61

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.