Home / 251,457,183.92-377,185,880.46-113,121,209.54

Finding the Fourth Proportional to 251,457,183.92, 377,185,880.46 and 113,121,209.54

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Solution

The fourth proportional to 251,457,183.92, 377,185,880.46 and 113,121,209.54 is: 169,681,861.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,457,183.92 : 377,185,880.46 = 113,121,209.54 : x
  2. Step 2: Convert to fraction form
    251,457,183.92/377,185,880.46 = 113,121,209.54/x
  3. Step 3: Cross multiply
    251,457,183.92x = 377,185,880.46 × 113,121,209.54
  4. Step 4: Simplify right side
    251,457,183.92x = 42,667,723,019,045,048
  5. Step 5: Solve for x
    x = 42,667,723,019,045,048/251,457,183.92
  6. Step 6: Final answer
    x = 169,681,861.36

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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.