Home / 204,768,246.80-307,152,370.20-132,208,835.60

Finding the Fourth Proportional to 204,768,246.80, 307,152,370.20 and 132,208,835.60

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Solution

The fourth proportional to 204,768,246.80, 307,152,370.20 and 132,208,835.60 is: 198,313,253.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,768,246.80 : 307,152,370.20 = 132,208,835.60 : x
  2. Step 2: Convert to fraction form
    204,768,246.80/307,152,370.20 = 132,208,835.60/x
  3. Step 3: Cross multiply
    204,768,246.80x = 307,152,370.20 × 132,208,835.60
  4. Step 4: Simplify right side
    204,768,246.80x = 40,608,257,215,922,136
  5. Step 5: Solve for x
    x = 40,608,257,215,922,136/204,768,246.80
  6. Step 6: Final answer
    x = 198,313,253.40

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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.