Home / 338,238,568.76-466,761,286.06-199,018,347.80

Finding the Fourth Proportional to 338,238,568.76, 466,761,286.06 and 199,018,347.80

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Solution

The fourth proportional to 338,238,568.76, 466,761,286.06 and 199,018,347.80 is: 274,640,648.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,238,568.76 : 466,761,286.06 = 199,018,347.80 : x
  2. Step 2: Convert to fraction form
    338,238,568.76/466,761,286.06 = 199,018,347.80/x
  3. Step 3: Cross multiply
    338,238,568.76x = 466,761,286.06 × 199,018,347.80
  4. Step 4: Simplify right side
    338,238,568.76x = 92,894,059,968,664,384
  5. Step 5: Solve for x
    x = 92,894,059,968,664,384/338,238,568.76
  6. Step 6: Final answer
    x = 274,640,648.79

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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.