Home / 144,431,536.20-199,315,518.36-82,553,203.44

Finding the Fourth Proportional to 144,431,536.20, 199,315,518.36 and 82,553,203.44

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Solution

The fourth proportional to 144,431,536.20, 199,315,518.36 and 82,553,203.44 is: 113,923,419.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,431,536.20 : 199,315,518.36 = 82,553,203.44 : x
  2. Step 2: Convert to fraction form
    144,431,536.20/199,315,518.36 = 82,553,203.44/x
  3. Step 3: Cross multiply
    144,431,536.20x = 199,315,518.36 × 82,553,203.44
  4. Step 4: Simplify right side
    144,431,536.20x = 16,454,134,535,922,136
  5. Step 5: Solve for x
    x = 16,454,134,535,922,136/144,431,536.20
  6. Step 6: Final answer
    x = 113,923,419.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.