Home / 251,505,314.20-376,502,144.10-149,216,699.80

Finding the Fourth Proportional to 251,505,314.20, 376,502,144.10 and 149,216,699.80

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Solution

The fourth proportional to 251,505,314.20, 376,502,144.10 and 149,216,699.80 is: 223,376,621.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,505,314.20 : 376,502,144.10 = 149,216,699.80 : x
  2. Step 2: Convert to fraction form
    251,505,314.20/376,502,144.10 = 149,216,699.80/x
  3. Step 3: Cross multiply
    251,505,314.20x = 376,502,144.10 × 149,216,699.80
  4. Step 4: Simplify right side
    251,505,314.20x = 56,180,407,410,226,048
  5. Step 5: Solve for x
    x = 56,180,407,410,226,048/251,505,314.20
  6. Step 6: Final answer
    x = 223,376,621.64

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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.