Home / 500,450,086.80-750,800,163.24-353,185,183.98

Finding the Fourth Proportional to 500,450,086.80, 750,800,163.24 and 353,185,183.98

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Solution

The fourth proportional to 500,450,086.80, 750,800,163.24 and 353,185,183.98 is: 529,866,016.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,450,086.80 : 750,800,163.24 = 353,185,183.98 : x
  2. Step 2: Convert to fraction form
    500,450,086.80/750,800,163.24 = 353,185,183.98/x
  3. Step 3: Cross multiply
    500,450,086.80x = 750,800,163.24 × 353,185,183.98
  4. Step 4: Simplify right side
    500,450,086.80x = 265,171,493,786,133,440
  5. Step 5: Solve for x
    x = 265,171,493,786,133,440/500,450,086.80
  6. Step 6: Final answer
    x = 529,866,016.17

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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.