Home / 197,965,105.60-296,947,658.40-133,467,851.20

Finding the Fourth Proportional to 197,965,105.60, 296,947,658.40 and 133,467,851.20

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Solution

The fourth proportional to 197,965,105.60, 296,947,658.40 and 133,467,851.20 is: 200,201,776.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,965,105.60 : 296,947,658.40 = 133,467,851.20 : x
  2. Step 2: Convert to fraction form
    197,965,105.60/296,947,658.40 = 133,467,851.20/x
  3. Step 3: Cross multiply
    197,965,105.60x = 296,947,658.40 × 133,467,851.20
  4. Step 4: Simplify right side
    197,965,105.60x = 39,632,965,885,519,624
  5. Step 5: Solve for x
    x = 39,632,965,885,519,624/197,965,105.60
  6. Step 6: Final answer
    x = 200,201,776.80

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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.