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Finding the Third Proportional to 361,379,692 and 487,586,048

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Solution

The third proportional to 361,379,692 and 487,586,048 is: 657,868,052.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,379,692 : 487,586,048 = 487,586,048 : x
  2. Step 2: Convert to fraction form
    361,379,692/487,586,048 = 487,586,048/x
  3. Step 3: Cross multiply
    361,379,692x = 487,586,048 × 487,586,048
  4. Step 4: Simplify right side
    361,379,692x = 237,740,154,204,258,304
  5. Step 5: Solve for x
    x = 237,740,154,204,258,304/361,379,692
  6. Step 6: Final answer
    x = 657,868,052.54

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.