Home / 300,685,286.36-451,037,260.74-143,083,767.80

Finding the Fourth Proportional to 300,685,286.36, 451,037,260.74 and 143,083,767.80

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Solution

The fourth proportional to 300,685,286.36, 451,037,260.74 and 143,083,767.80 is: 214,630,092.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,685,286.36 : 451,037,260.74 = 143,083,767.80 : x
  2. Step 2: Convert to fraction form
    300,685,286.36/451,037,260.74 = 143,083,767.80/x
  3. Step 3: Cross multiply
    300,685,286.36x = 451,037,260.74 × 143,083,767.80
  4. Step 4: Simplify right side
    300,685,286.36x = 64,536,110,684,870,224
  5. Step 5: Solve for x
    x = 64,536,110,684,870,224/300,685,286.36
  6. Step 6: Final answer
    x = 214,630,092.03

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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.