Home / 411,324,791.16-567,638,657.04-225,685,757.64

Finding the Fourth Proportional to 411,324,791.16, 567,638,657.04 and 225,685,757.64

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Solution

The fourth proportional to 411,324,791.16, 567,638,657.04 and 225,685,757.64 is: 311,452,076.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,324,791.16 : 567,638,657.04 = 225,685,757.64 : x
  2. Step 2: Convert to fraction form
    411,324,791.16/567,638,657.04 = 225,685,757.64/x
  3. Step 3: Cross multiply
    411,324,791.16x = 567,638,657.04 × 225,685,757.64
  4. Step 4: Simplify right side
    411,324,791.16x = 128,107,960,379,824,496
  5. Step 5: Solve for x
    x = 128,107,960,379,824,496/411,324,791.16
  6. Step 6: Final answer
    x = 311,452,076.64

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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.