Home / 350,466,205.49-525,700,198.71-143,204,616.56

Finding the Fourth Proportional to 350,466,205.49, 525,700,198.71 and 143,204,616.56

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Solution

The fourth proportional to 350,466,205.49, 525,700,198.71 and 143,204,616.56 is: 214,807,288.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,466,205.49 : 525,700,198.71 = 143,204,616.56 : x
  2. Step 2: Convert to fraction form
    350,466,205.49/525,700,198.71 = 143,204,616.56/x
  3. Step 3: Cross multiply
    350,466,205.49x = 525,700,198.71 × 143,204,616.56
  4. Step 4: Simplify right side
    350,466,205.49x = 75,282,695,380,272,832
  5. Step 5: Solve for x
    x = 75,282,695,380,272,832/350,466,205.49
  6. Step 6: Final answer
    x = 214,807,288.69

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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.