Home / 303,696,564.30-455,544,846.45-200,384,433.90

Finding the Fourth Proportional to 303,696,564.30, 455,544,846.45 and 200,384,433.90

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Solution

The fourth proportional to 303,696,564.30, 455,544,846.45 and 200,384,433.90 is: 300,576,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,696,564.30 : 455,544,846.45 = 200,384,433.90 : x
  2. Step 2: Convert to fraction form
    303,696,564.30/455,544,846.45 = 200,384,433.90/x
  3. Step 3: Cross multiply
    303,696,564.30x = 455,544,846.45 × 200,384,433.90
  4. Step 4: Simplify right side
    303,696,564.30x = 91,284,096,171,945,680
  5. Step 5: Solve for x
    x = 91,284,096,171,945,680/303,696,564.30
  6. Step 6: Final answer
    x = 300,576,650.85

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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.