Home / 100,352,707,622.46-150,474,041,604.54-39,785,628,174.48

Finding the Fourth Proportional to 100,352,707,622.46, 150,474,041,604.54 and 39,785,628,174.48

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Solution

The fourth proportional to 100,352,707,622.46, 150,474,041,604.54 and 39,785,628,174.48 is: 59,656,629,213.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,352,707,622.46 : 150,474,041,604.54 = 39,785,628,174.48 : x
  2. Step 2: Convert to fraction form
    100,352,707,622.46/150,474,041,604.54 = 39,785,628,174.48/x
  3. Step 3: Cross multiply
    100,352,707,622.46x = 150,474,041,604.54 × 39,785,628,174.48
  4. Step 4: Simplify right side
    100,352,707,622.46x = 5,986,704,269,189,463,408,640
  5. Step 5: Solve for x
    x = 5,986,704,269,189,463,408,640/100,352,707,622.46
  6. Step 6: Final answer
    x = 59,656,629,213.36

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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.