Home / 331,388,323.00-497,133,560.44-112,987,589.13

Finding the Fourth Proportional to 331,388,323.00, 497,133,560.44 and 112,987,589.13

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Solution

The fourth proportional to 331,388,323.00, 497,133,560.44 and 112,987,589.13 is: 169,498,798.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,388,323.00 : 497,133,560.44 = 112,987,589.13 : x
  2. Step 2: Convert to fraction form
    331,388,323.00/497,133,560.44 = 112,987,589.13/x
  3. Step 3: Cross multiply
    331,388,323.00x = 497,133,560.44 × 112,987,589.13
  4. Step 4: Simplify right side
    331,388,323.00x = 56,169,922,469,728,736
  5. Step 5: Solve for x
    x = 56,169,922,469,728,736/331,388,323.00
  6. Step 6: Final answer
    x = 169,498,798.15

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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.