Home / 308,534,000.82-425,776,310.91-167,405,175.24

Finding the Fourth Proportional to 308,534,000.82, 425,776,310.91 and 167,405,175.24

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Solution

The fourth proportional to 308,534,000.82, 425,776,310.91 and 167,405,175.24 is: 231,018,810.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,534,000.82 : 425,776,310.91 = 167,405,175.24 : x
  2. Step 2: Convert to fraction form
    308,534,000.82/425,776,310.91 = 167,405,175.24/x
  3. Step 3: Cross multiply
    308,534,000.82x = 425,776,310.91 × 167,405,175.24
  4. Step 4: Simplify right side
    308,534,000.82x = 71,277,157,940,929,280
  5. Step 5: Solve for x
    x = 71,277,157,940,929,280/308,534,000.82
  6. Step 6: Final answer
    x = 231,018,810.74

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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.