Home / 331,934,238.66-458,275,976.22-211,300,292.37

Finding the Fourth Proportional to 331,934,238.66, 458,275,976.22 and 211,300,292.37

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Solution

The fourth proportional to 331,934,238.66, 458,275,976.22 and 211,300,292.37 is: 291,726,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,934,238.66 : 458,275,976.22 = 211,300,292.37 : x
  2. Step 2: Convert to fraction form
    331,934,238.66/458,275,976.22 = 211,300,292.37/x
  3. Step 3: Cross multiply
    331,934,238.66x = 458,275,976.22 × 211,300,292.37
  4. Step 4: Simplify right side
    331,934,238.66x = 96,833,847,761,433,168
  5. Step 5: Solve for x
    x = 96,833,847,761,433,168/331,934,238.66
  6. Step 6: Final answer
    x = 291,726,000.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.