Home / 173,515,378.13-258,469,644.82-164,117,217.71

Finding the Fourth Proportional to 173,515,378.13, 258,469,644.82 and 164,117,217.71

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Solution

The fourth proportional to 173,515,378.13, 258,469,644.82 and 164,117,217.71 is: 244,470,083.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,515,378.13 : 258,469,644.82 = 164,117,217.71 : x
  2. Step 2: Convert to fraction form
    173,515,378.13/258,469,644.82 = 164,117,217.71/x
  3. Step 3: Cross multiply
    173,515,378.13x = 258,469,644.82 × 164,117,217.71
  4. Step 4: Simplify right side
    173,515,378.13x = 42,419,318,968,237,384
  5. Step 5: Solve for x
    x = 42,419,318,968,237,384/173,515,378.13
  6. Step 6: Final answer
    x = 244,470,083.44

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.