Home / 427,631,620.88-590,131,631.76-232,061,332.88

Finding the Fourth Proportional to 427,631,620.88, 590,131,631.76 and 232,061,332.88

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Solution

The fourth proportional to 427,631,620.88, 590,131,631.76 and 232,061,332.88 is: 320,244,636.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,631,620.88 : 590,131,631.76 = 232,061,332.88 : x
  2. Step 2: Convert to fraction form
    427,631,620.88/590,131,631.76 = 232,061,332.88/x
  3. Step 3: Cross multiply
    427,631,620.88x = 590,131,631.76 × 232,061,332.88
  4. Step 4: Simplify right side
    427,631,620.88x = 136,946,733,040,874,928
  5. Step 5: Solve for x
    x = 136,946,733,040,874,928/427,631,620.88
  6. Step 6: Final answer
    x = 320,244,636.63

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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.