Home / 204,768,219.80-307,152,329.70-132,208,808.60

Finding the Fourth Proportional to 204,768,219.80, 307,152,329.70 and 132,208,808.60

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Solution

The fourth proportional to 204,768,219.80, 307,152,329.70 and 132,208,808.60 is: 198,313,212.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,768,219.80 : 307,152,329.70 = 132,208,808.60 : x
  2. Step 2: Convert to fraction form
    204,768,219.80/307,152,329.70 = 132,208,808.60/x
  3. Step 3: Cross multiply
    204,768,219.80x = 307,152,329.70 × 132,208,808.60
  4. Step 4: Simplify right side
    204,768,219.80x = 40,608,243,568,351,392
  5. Step 5: Solve for x
    x = 40,608,243,568,351,392/204,768,219.80
  6. Step 6: Final answer
    x = 198,313,212.90

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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.