Home / 236,682,010.20-355,023,015.30-133,369,879.80

Finding the Fourth Proportional to 236,682,010.20, 355,023,015.30 and 133,369,879.80

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Solution

The fourth proportional to 236,682,010.20, 355,023,015.30 and 133,369,879.80 is: 200,054,819.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,682,010.20 : 355,023,015.30 = 133,369,879.80 : x
  2. Step 2: Convert to fraction form
    236,682,010.20/355,023,015.30 = 133,369,879.80/x
  3. Step 3: Cross multiply
    236,682,010.20x = 355,023,015.30 × 133,369,879.80
  4. Step 4: Simplify right side
    236,682,010.20x = 47,349,376,876,794,560
  5. Step 5: Solve for x
    x = 47,349,376,876,794,560/236,682,010.20
  6. Step 6: Final answer
    x = 200,054,819.70

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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.