Home / 80,077,694.04-119,922,569.64-55,416,517.02

Finding the Fourth Proportional to 80,077,694.04, 119,922,569.64 and 55,416,517.02

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Solution

The fourth proportional to 80,077,694.04, 119,922,569.64 and 55,416,517.02 is: 82,990,540.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,077,694.04 : 119,922,569.64 = 55,416,517.02 : x
  2. Step 2: Convert to fraction form
    80,077,694.04/119,922,569.64 = 55,416,517.02/x
  3. Step 3: Cross multiply
    80,077,694.04x = 119,922,569.64 × 55,416,517.02
  4. Step 4: Simplify right side
    80,077,694.04x = 6,645,691,121,537,196
  5. Step 5: Solve for x
    x = 6,645,691,121,537,196/80,077,694.04
  6. Step 6: Final answer
    x = 82,990,540.64

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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.