Home / 248,383,378.12-372,163,186.68-151,044,644.56

Finding the Fourth Proportional to 248,383,378.12, 372,163,186.68 and 151,044,644.56

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Solution

The fourth proportional to 248,383,378.12, 372,163,186.68 and 151,044,644.56 is: 226,316,497.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,383,378.12 : 372,163,186.68 = 151,044,644.56 : x
  2. Step 2: Convert to fraction form
    248,383,378.12/372,163,186.68 = 151,044,644.56/x
  3. Step 3: Cross multiply
    248,383,378.12x = 372,163,186.68 × 151,044,644.56
  4. Step 4: Simplify right side
    248,383,378.12x = 56,213,256,250,397,528
  5. Step 5: Solve for x
    x = 56,213,256,250,397,528/248,383,378.12
  6. Step 6: Final answer
    x = 226,316,497.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.