Home / 331,954,010.12-457,670,714.28-272,195,131.52

Finding the Fourth Proportional to 331,954,010.12, 457,670,714.28 and 272,195,131.52

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Solution

The fourth proportional to 331,954,010.12, 457,670,714.28 and 272,195,131.52 is: 375,280,118.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,954,010.12 : 457,670,714.28 = 272,195,131.52 : x
  2. Step 2: Convert to fraction form
    331,954,010.12/457,670,714.28 = 272,195,131.52/x
  3. Step 3: Cross multiply
    331,954,010.12x = 457,670,714.28 × 272,195,131.52
  4. Step 4: Simplify right side
    331,954,010.12x = 124,575,740,266,296,928
  5. Step 5: Solve for x
    x = 124,575,740,266,296,928/331,954,010.12
  6. Step 6: Final answer
    x = 375,280,118.54

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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.