Home / 8,468,186,879.30-12,703,727,448.12-3,491,188,053.96

Finding the Fourth Proportional to 8,468,186,879.30, 12,703,727,448.12 and 3,491,188,053.96

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Solution

The fourth proportional to 8,468,186,879.30, 12,703,727,448.12 and 3,491,188,053.96 is: 5,237,378,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,468,186,879.30 : 12,703,727,448.12 = 3,491,188,053.96 : x
  2. Step 2: Convert to fraction form
    8,468,186,879.30/12,703,727,448.12 = 3,491,188,053.96/x
  3. Step 3: Cross multiply
    8,468,186,879.30x = 12,703,727,448.12 × 3,491,188,053.96
  4. Step 4: Simplify right side
    8,468,186,879.30x = 44,351,101,507,640,303,616
  5. Step 5: Solve for x
    x = 44,351,101,507,640,303,616/8,468,186,879.30
  6. Step 6: Final answer
    x = 5,237,378,690.36

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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.