Home / 69,482,380.50-104,223,573.99-47,601,183.06

Finding the Fourth Proportional to 69,482,380.50, 104,223,573.99 and 47,601,183.06

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Solution

The fourth proportional to 69,482,380.50, 104,223,573.99 and 47,601,183.06 is: 71,401,776.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,482,380.50 : 104,223,573.99 = 47,601,183.06 : x
  2. Step 2: Convert to fraction form
    69,482,380.50/104,223,573.99 = 47,601,183.06/x
  3. Step 3: Cross multiply
    69,482,380.50x = 104,223,573.99 × 47,601,183.06
  4. Step 4: Simplify right side
    69,482,380.50x = 4,961,165,424,665,445
  5. Step 5: Solve for x
    x = 4,961,165,424,665,445/69,482,380.50
  6. Step 6: Final answer
    x = 71,401,776.81

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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.