Home / 419,870,329,888.41-579,420,680,857-237,005,922,273.21

Finding the Fourth Proportional to 419,870,329,888.41, 579,420,680,857 and 237,005,922,273.21

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Solution

The fourth proportional to 419,870,329,888.41, 579,420,680,857 and 237,005,922,273.21 is: 327,067,961,404.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,870,329,888.41 : 579,420,680,857 = 237,005,922,273.21 : x
  2. Step 2: Convert to fraction form
    419,870,329,888.41/579,420,680,857 = 237,005,922,273.21/x
  3. Step 3: Cross multiply
    419,870,329,888.41x = 579,420,680,857 × 237,005,922,273.21
  4. Step 4: Simplify right side
    419,870,329,888.41x = 137,326,132,850,684,554,379,264
  5. Step 5: Solve for x
    x = 137,326,132,850,684,554,379,264/419,870,329,888.41
  6. Step 6: Final answer
    x = 327,067,961,404.14

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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.