Home / 251,261,475-376,892,350.20-114,851,199.12

Finding the Fourth Proportional to 251,261,475, 376,892,350.20 and 114,851,199.12

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Solution

The fourth proportional to 251,261,475, 376,892,350.20 and 114,851,199.12 is: 172,276,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,261,475 : 376,892,350.20 = 114,851,199.12 : x
  2. Step 2: Convert to fraction form
    251,261,475/376,892,350.20 = 114,851,199.12/x
  3. Step 3: Cross multiply
    251,261,475x = 376,892,350.20 × 114,851,199.12
  4. Step 4: Simplify right side
    251,261,475x = 43,286,538,359,624,976
  5. Step 5: Solve for x
    x = 43,286,538,359,624,976/251,261,475
  6. Step 6: Final answer
    x = 172,276,861.62

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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.