Home / 172,940,201.70-259,410,302.55-165,476,408.10

Finding the Fourth Proportional to 172,940,201.70, 259,410,302.55 and 165,476,408.10

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Solution

The fourth proportional to 172,940,201.70, 259,410,302.55 and 165,476,408.10 is: 248,214,612.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,940,201.70 : 259,410,302.55 = 165,476,408.10 : x
  2. Step 2: Convert to fraction form
    172,940,201.70/259,410,302.55 = 165,476,408.10/x
  3. Step 3: Cross multiply
    172,940,201.70x = 259,410,302.55 × 165,476,408.10
  4. Step 4: Simplify right side
    172,940,201.70x = 42,926,285,090,108,272
  5. Step 5: Solve for x
    x = 42,926,285,090,108,272/172,940,201.70
  6. Step 6: Final answer
    x = 248,214,612.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.