Home / 11,858,596,571.25-17,787,268,377.18-3,889,715,117.29

Finding the Fourth Proportional to 11,858,596,571.25, 17,787,268,377.18 and 3,889,715,117.29

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Solution

The fourth proportional to 11,858,596,571.25, 17,787,268,377.18 and 3,889,715,117.29 is: 5,834,367,185.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858,596,571.25 : 17,787,268,377.18 = 3,889,715,117.29 : x
  2. Step 2: Convert to fraction form
    11,858,596,571.25/17,787,268,377.18 = 3,889,715,117.29/x
  3. Step 3: Cross multiply
    11,858,596,571.25x = 17,787,268,377.18 × 3,889,715,117.29
  4. Step 4: Simplify right side
    11,858,596,571.25x = 69,187,406,701,966,942,208
  5. Step 5: Solve for x
    x = 69,187,406,701,966,942,208/11,858,596,571.25
  6. Step 6: Final answer
    x = 5,834,367,185.55

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Double scale
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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.