Home / 8,143,324,651.59-12,192,229,349.87-4,399,202,343.75

Finding the Fourth Proportional to 8,143,324,651.59, 12,192,229,349.87 and 4,399,202,343.75

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Solution

The fourth proportional to 8,143,324,651.59, 12,192,229,349.87 and 4,399,202,343.75 is: 6,586,509,346.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,324,651.59 : 12,192,229,349.87 = 4,399,202,343.75 : x
  2. Step 2: Convert to fraction form
    8,143,324,651.59/12,192,229,349.87 = 4,399,202,343.75/x
  3. Step 3: Cross multiply
    8,143,324,651.59x = 12,192,229,349.87 × 4,399,202,343.75
  4. Step 4: Simplify right side
    8,143,324,651.59x = 53,636,083,931,463,647,232
  5. Step 5: Solve for x
    x = 53,636,083,931,463,647,232/8,143,324,651.59
  6. Step 6: Final answer
    x = 6,586,509,346.77

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1.5x scale

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.