Home / 319,548,383.91-479,349,866.86-112,268,788.56

Finding the Fourth Proportional to 319,548,383.91, 479,349,866.86 and 112,268,788.56

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Solution

The fourth proportional to 319,548,383.91, 479,349,866.86 and 112,268,788.56 is: 168,412,771.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,548,383.91 : 479,349,866.86 = 112,268,788.56 : x
  2. Step 2: Convert to fraction form
    319,548,383.91/479,349,866.86 = 112,268,788.56/x
  3. Step 3: Cross multiply
    319,548,383.91x = 479,349,866.86 × 112,268,788.56
  4. Step 4: Simplify right side
    319,548,383.91x = 53,816,028,848,488,824
  5. Step 5: Solve for x
    x = 53,816,028,848,488,824/319,548,383.91
  6. Step 6: Final answer
    x = 168,412,771.14

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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.