Home / 251,261,391-376,892,224.20-114,851,115.12

Finding the Fourth Proportional to 251,261,391, 376,892,224.20 and 114,851,115.12

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Solution

The fourth proportional to 251,261,391, 376,892,224.20 and 114,851,115.12 is: 172,276,735.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,261,391 : 376,892,224.20 = 114,851,115.12 : x
  2. Step 2: Convert to fraction form
    251,261,391/376,892,224.20 = 114,851,115.12/x
  3. Step 3: Cross multiply
    251,261,391x = 376,892,224.20 × 114,851,115.12
  4. Step 4: Simplify right side
    251,261,391x = 43,286,492,229,427,048
  5. Step 5: Solve for x
    x = 43,286,492,229,427,048/251,261,391
  6. Step 6: Final answer
    x = 172,276,735.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.