Home / 144,230,083.82-199,037,690.62-78,150,530.97

Finding the Fourth Proportional to 144,230,083.82, 199,037,690.62 and 78,150,530.97

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Solution

The fourth proportional to 144,230,083.82, 199,037,690.62 and 78,150,530.97 is: 107,847,827.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,230,083.82 : 199,037,690.62 = 78,150,530.97 : x
  2. Step 2: Convert to fraction form
    144,230,083.82/199,037,690.62 = 78,150,530.97/x
  3. Step 3: Cross multiply
    144,230,083.82x = 199,037,690.62 × 78,150,530.97
  4. Step 4: Simplify right side
    144,230,083.82x = 15,554,901,204,000,402
  5. Step 5: Solve for x
    x = 15,554,901,204,000,402/144,230,083.82
  6. Step 6: Final answer
    x = 107,847,827.53

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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.