Home / 427,631,612.88-590,131,620.72-232,061,324.88

Finding the Fourth Proportional to 427,631,612.88, 590,131,620.72 and 232,061,324.88

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Solution

The fourth proportional to 427,631,612.88, 590,131,620.72 and 232,061,324.88 is: 320,244,625.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,631,612.88 : 590,131,620.72 = 232,061,324.88 : x
  2. Step 2: Convert to fraction form
    427,631,612.88/590,131,620.72 = 232,061,324.88/x
  3. Step 3: Cross multiply
    427,631,612.88x = 590,131,620.72 × 232,061,324.88
  4. Step 4: Simplify right side
    427,631,612.88x = 136,946,725,757,864,864
  5. Step 5: Solve for x
    x = 136,946,725,757,864,864/427,631,612.88
  6. Step 6: Final answer
    x = 320,244,625.59

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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.