Home / 426,942,497.54-589,181,150.61-231,372,209.54

Finding the Fourth Proportional to 426,942,497.54, 589,181,150.61 and 231,372,209.54

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Solution

The fourth proportional to 426,942,497.54, 589,181,150.61 and 231,372,209.54 is: 319,293,922.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,942,497.54 : 589,181,150.61 = 231,372,209.54 : x
  2. Step 2: Convert to fraction form
    426,942,497.54/589,181,150.61 = 231,372,209.54/x
  3. Step 3: Cross multiply
    426,942,497.54x = 589,181,150.61 × 231,372,209.54
  4. Step 4: Simplify right side
    426,942,497.54x = 136,320,144,635,955,216
  5. Step 5: Solve for x
    x = 136,320,144,635,955,216/426,942,497.54
  6. Step 6: Final answer
    x = 319,293,922.30

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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.