Home / 274,198,025.84-378,293,979.60-180,162,788.58

Finding the Fourth Proportional to 274,198,025.84, 378,293,979.60 and 180,162,788.58

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Solution

The fourth proportional to 274,198,025.84, 378,293,979.60 and 180,162,788.58 is: 248,559,405.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,198,025.84 : 378,293,979.60 = 180,162,788.58 : x
  2. Step 2: Convert to fraction form
    274,198,025.84/378,293,979.60 = 180,162,788.58/x
  3. Step 3: Cross multiply
    274,198,025.84x = 378,293,979.60 × 180,162,788.58
  4. Step 4: Simplify right side
    274,198,025.84x = 68,154,498,267,761,640
  5. Step 5: Solve for x
    x = 68,154,498,267,761,640/274,198,025.84
  6. Step 6: Final answer
    x = 248,559,405.41

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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.