Home / 11,858,596,592.76-17,787,268,409.28-3,889,715,138.76

Finding the Fourth Proportional to 11,858,596,592.76, 17,787,268,409.28 and 3,889,715,138.76

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Solution

The fourth proportional to 11,858,596,592.76, 17,787,268,409.28 and 3,889,715,138.76 is: 5,834,367,217.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858,596,592.76 : 17,787,268,409.28 = 3,889,715,138.76 : x
  2. Step 2: Convert to fraction form
    11,858,596,592.76/17,787,268,409.28 = 3,889,715,138.76/x
  3. Step 3: Cross multiply
    11,858,596,592.76x = 17,787,268,409.28 × 3,889,715,138.76
  4. Step 4: Simplify right side
    11,858,596,592.76x = 69,187,407,208,763,916,288
  5. Step 5: Solve for x
    x = 69,187,407,208,763,916,288/11,858,596,592.76
  6. Step 6: Final answer
    x = 5,834,367,217.70

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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.