Home / 204,380,450.46-306,555,846.40-79,859,665.36

Finding the Fourth Proportional to 204,380,450.46, 306,555,846.40 and 79,859,665.36

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Solution

The fourth proportional to 204,380,450.46, 306,555,846.40 and 79,859,665.36 is: 119,783,703.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,380,450.46 : 306,555,846.40 = 79,859,665.36 : x
  2. Step 2: Convert to fraction form
    204,380,450.46/306,555,846.40 = 79,859,665.36/x
  3. Step 3: Cross multiply
    204,380,450.46x = 306,555,846.40 × 79,859,665.36
  4. Step 4: Simplify right side
    204,380,450.46x = 24,481,447,307,070,916
  5. Step 5: Solve for x
    x = 24,481,447,307,070,916/204,380,450.46
  6. Step 6: Final answer
    x = 119,783,703.64

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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.