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Finding the Third Proportional to 38,929,248 and 91,896,147

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Solution

The third proportional to 38,929,248 and 91,896,147 is: 216,929,487.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,929,248 : 91,896,147 = 91,896,147 : x
  2. Step 2: Convert to fraction form
    38,929,248/91,896,147 = 91,896,147/x
  3. Step 3: Cross multiply
    38,929,248x = 91,896,147 × 91,896,147
  4. Step 4: Simplify right side
    38,929,248x = 8,444,901,833,445,609
  5. Step 5: Solve for x
    x = 8,444,901,833,445,609/38,929,248
  6. Step 6: Final answer
    x = 216,929,487.91

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.