Home / 419,870,329,891.41-579,420,680,861.11-237,005,922,276.21

Finding the Fourth Proportional to 419,870,329,891.41, 579,420,680,861.11 and 237,005,922,276.21

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Solution

The fourth proportional to 419,870,329,891.41, 579,420,680,861.11 and 237,005,922,276.21 is: 327,067,961,408.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,870,329,891.41 : 579,420,680,861.11 = 237,005,922,276.21 : x
  2. Step 2: Convert to fraction form
    419,870,329,891.41/579,420,680,861.11 = 237,005,922,276.21/x
  3. Step 3: Cross multiply
    419,870,329,891.41x = 579,420,680,861.11 × 237,005,922,276.21
  4. Step 4: Simplify right side
    419,870,329,891.41x = 137,326,132,853,396,910,112,768
  5. Step 5: Solve for x
    x = 137,326,132,853,396,910,112,768/419,870,329,891.41
  6. Step 6: Final answer
    x = 327,067,961,408.26

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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.