Home / 193,083,226.80-289,624,840.20-131,861,223.60

Finding the Fourth Proportional to 193,083,226.80, 289,624,840.20 and 131,861,223.60

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Solution

The fourth proportional to 193,083,226.80, 289,624,840.20 and 131,861,223.60 is: 197,791,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,083,226.80 : 289,624,840.20 = 131,861,223.60 : x
  2. Step 2: Convert to fraction form
    193,083,226.80/289,624,840.20 = 131,861,223.60/x
  3. Step 3: Cross multiply
    193,083,226.80x = 289,624,840.20 × 131,861,223.60
  4. Step 4: Simplify right side
    193,083,226.80x = 38,190,285,813,726,464
  5. Step 5: Solve for x
    x = 38,190,285,813,726,464/193,083,226.80
  6. Step 6: Final answer
    x = 197,791,835.40

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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.