Home / 54,970,209.20-82,455,313.80-51,568,986.80

Finding the Fourth Proportional to 54,970,209.20, 82,455,313.80 and 51,568,986.80

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Solution

The fourth proportional to 54,970,209.20, 82,455,313.80 and 51,568,986.80 is: 77,353,480.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,970,209.20 : 82,455,313.80 = 51,568,986.80 : x
  2. Step 2: Convert to fraction form
    54,970,209.20/82,455,313.80 = 51,568,986.80/x
  3. Step 3: Cross multiply
    54,970,209.20x = 82,455,313.80 × 51,568,986.80
  4. Step 4: Simplify right side
    54,970,209.20x = 4,252,136,988,942,057.50
  5. Step 5: Solve for x
    x = 4,252,136,988,942,057.50/54,970,209.20
  6. Step 6: Final answer
    x = 77,353,480.20

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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.