Home / 251,728,057.91-347,388,318.87-144,454,861.64

Finding the Fourth Proportional to 251,728,057.91, 347,388,318.87 and 144,454,861.64

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Solution

The fourth proportional to 251,728,057.91, 347,388,318.87 and 144,454,861.64 is: 199,349,774.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,728,057.91 : 347,388,318.87 = 144,454,861.64 : x
  2. Step 2: Convert to fraction form
    251,728,057.91/347,388,318.87 = 144,454,861.64/x
  3. Step 3: Cross multiply
    251,728,057.91x = 347,388,318.87 × 144,454,861.64
  4. Step 4: Simplify right side
    251,728,057.91x = 50,181,931,535,981,104
  5. Step 5: Solve for x
    x = 50,181,931,535,981,104/251,728,057.91
  6. Step 6: Final answer
    x = 199,349,774.33

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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.