Home / 109,998,682.80-165,656,092.56-100,192,267.68

Finding the Fourth Proportional to 109,998,682.80, 165,656,092.56 and 100,192,267.68

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Solution

The fourth proportional to 109,998,682.80, 165,656,092.56 and 100,192,267.68 is: 150,887,802.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,998,682.80 : 165,656,092.56 = 100,192,267.68 : x
  2. Step 2: Convert to fraction form
    109,998,682.80/165,656,092.56 = 100,192,267.68/x
  3. Step 3: Cross multiply
    109,998,682.80x = 165,656,092.56 × 100,192,267.68
  4. Step 4: Simplify right side
    109,998,682.80x = 16,597,459,568,594,378
  5. Step 5: Solve for x
    x = 16,597,459,568,594,378/109,998,682.80
  6. Step 6: Final answer
    x = 150,887,802.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.