Home / 219,718,513.69-329,392,414.07-180,858,883.46

Finding the Fourth Proportional to 219,718,513.69, 329,392,414.07 and 180,858,883.46

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Solution

The fourth proportional to 219,718,513.69, 329,392,414.07 and 180,858,883.46 is: 271,135,751.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,718,513.69 : 329,392,414.07 = 180,858,883.46 : x
  2. Step 2: Convert to fraction form
    219,718,513.69/329,392,414.07 = 180,858,883.46/x
  3. Step 3: Cross multiply
    219,718,513.69x = 329,392,414.07 × 180,858,883.46
  4. Step 4: Simplify right side
    219,718,513.69x = 59,573,544,230,169,824
  5. Step 5: Solve for x
    x = 59,573,544,230,169,824/219,718,513.69
  6. Step 6: Final answer
    x = 271,135,751.06

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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.