Home / 338,238,645.75-466,761,392.33-199,018,424.79

Finding the Fourth Proportional to 338,238,645.75, 466,761,392.33 and 199,018,424.79

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Solution

The fourth proportional to 338,238,645.75, 466,761,392.33 and 199,018,424.79 is: 274,640,755.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,238,645.75 : 466,761,392.33 = 199,018,424.79 : x
  2. Step 2: Convert to fraction form
    338,238,645.75/466,761,392.33 = 199,018,424.79/x
  3. Step 3: Cross multiply
    338,238,645.75x = 466,761,392.33 × 199,018,424.79
  4. Step 4: Simplify right side
    338,238,645.75x = 92,894,117,053,308,688
  5. Step 5: Solve for x
    x = 92,894,117,053,308,688/338,238,645.75
  6. Step 6: Final answer
    x = 274,640,755.04

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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.