Home / 231,304,218.88-319,196,844.08-132,183,831.20

Finding the Fourth Proportional to 231,304,218.88, 319,196,844.08 and 132,183,831.20

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Solution

The fourth proportional to 231,304,218.88, 319,196,844.08 and 132,183,831.20 is: 182,411,985.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,304,218.88 : 319,196,844.08 = 132,183,831.20 : x
  2. Step 2: Convert to fraction form
    231,304,218.88/319,196,844.08 = 132,183,831.20/x
  3. Step 3: Cross multiply
    231,304,218.88x = 319,196,844.08 × 132,183,831.20
  4. Step 4: Simplify right side
    231,304,218.88x = 42,192,661,757,443,440
  5. Step 5: Solve for x
    x = 42,192,661,757,443,440/231,304,218.88
  6. Step 6: Final answer
    x = 182,411,985.23

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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.