Home / 231,463,223.28-319,418,823.96-132,345,831.96

Finding the Fourth Proportional to 231,463,223.28, 319,418,823.96 and 132,345,831.96

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Solution

The fourth proportional to 231,463,223.28, 319,418,823.96 and 132,345,831.96 is: 182,637,005.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,463,223.28 : 319,418,823.96 = 132,345,831.96 : x
  2. Step 2: Convert to fraction form
    231,463,223.28/319,418,823.96 = 132,345,831.96/x
  3. Step 3: Cross multiply
    231,463,223.28x = 319,418,823.96 × 132,345,831.96
  4. Step 4: Simplify right side
    231,463,223.28x = 42,273,750,000,670,976
  5. Step 5: Solve for x
    x = 42,273,750,000,670,976/231,463,223.28
  6. Step 6: Final answer
    x = 182,637,005.58

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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.