Home / 300,568,171.74-451,006,520.40-143,179,426.41

Finding the Fourth Proportional to 300,568,171.74, 451,006,520.40 and 143,179,426.41

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Solution

The fourth proportional to 300,568,171.74, 451,006,520.40 and 143,179,426.41 is: 214,842,624.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,568,171.74 : 451,006,520.40 = 143,179,426.41 : x
  2. Step 2: Convert to fraction form
    300,568,171.74/451,006,520.40 = 143,179,426.41/x
  3. Step 3: Cross multiply
    300,568,171.74x = 451,006,520.40 × 143,179,426.41
  4. Step 4: Simplify right side
    300,568,171.74x = 64,574,854,898,041,960
  5. Step 5: Solve for x
    x = 64,574,854,898,041,960/300,568,171.74
  6. Step 6: Final answer
    x = 214,842,624.63

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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.