Home / 11,858,596,593.76-17,787,268,410.78-3,889,715,139.76

Finding the Fourth Proportional to 11,858,596,593.76, 17,787,268,410.78 and 3,889,715,139.76

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Solution

The fourth proportional to 11,858,596,593.76, 17,787,268,410.78 and 3,889,715,139.76 is: 5,834,367,219.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,858,596,593.76 : 17,787,268,410.78 = 3,889,715,139.76 : x
  2. Step 2: Convert to fraction form
    11,858,596,593.76/17,787,268,410.78 = 3,889,715,139.76/x
  3. Step 3: Cross multiply
    11,858,596,593.76x = 17,787,268,410.78 × 3,889,715,139.76
  4. Step 4: Simplify right side
    11,858,596,593.76x = 69,187,407,232,385,761,280
  5. Step 5: Solve for x
    x = 69,187,407,232,385,761,280/11,858,596,593.76
  6. Step 6: Final answer
    x = 5,834,367,219.20

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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.