Home / 500,866,587.18-750,947,846.22-220,614,497.34

Finding the Fourth Proportional to 500,866,587.18, 750,947,846.22 and 220,614,497.34

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Solution

The fourth proportional to 500,866,587.18, 750,947,846.22 and 220,614,497.34 is: 330,766,686.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,866,587.18 : 750,947,846.22 = 220,614,497.34 : x
  2. Step 2: Convert to fraction form
    500,866,587.18/750,947,846.22 = 220,614,497.34/x
  3. Step 3: Cross multiply
    500,866,587.18x = 750,947,846.22 × 220,614,497.34
  4. Step 4: Simplify right side
    500,866,587.18x = 165,669,981,622,380,928
  5. Step 5: Solve for x
    x = 165,669,981,622,380,928/500,866,587.18
  6. Step 6: Final answer
    x = 330,766,686.90

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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.