Home / 79,056,860.37-109,082,963.44-49,671,167.05

Finding the Fourth Proportional to 79,056,860.37, 109,082,963.44 and 49,671,167.05

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Solution

The fourth proportional to 79,056,860.37, 109,082,963.44 and 49,671,167.05 is: 68,536,469.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,056,860.37 : 109,082,963.44 = 49,671,167.05 : x
  2. Step 2: Convert to fraction form
    79,056,860.37/109,082,963.44 = 49,671,167.05/x
  3. Step 3: Cross multiply
    79,056,860.37x = 109,082,963.44 × 49,671,167.05
  4. Step 4: Simplify right side
    79,056,860.37x = 5,418,278,099,256,573
  5. Step 5: Solve for x
    x = 5,418,278,099,256,573/79,056,860.37
  6. Step 6: Final answer
    x = 68,536,469.50

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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.