Home / 204,449,819.52-306,495,570.24-76,888,583.04

Finding the Fourth Proportional to 204,449,819.52, 306,495,570.24 and 76,888,583.04

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Solution

The fourth proportional to 204,449,819.52, 306,495,570.24 and 76,888,583.04 is: 115,265,497.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,449,819.52 : 306,495,570.24 = 76,888,583.04 : x
  2. Step 2: Convert to fraction form
    204,449,819.52/306,495,570.24 = 76,888,583.04/x
  3. Step 3: Cross multiply
    204,449,819.52x = 306,495,570.24 × 76,888,583.04
  4. Step 4: Simplify right side
    204,449,819.52x = 23,566,010,103,790,396
  5. Step 5: Solve for x
    x = 23,566,010,103,790,396/204,449,819.52
  6. Step 6: Final answer
    x = 115,265,497.22

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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.