Home / 259,579,662.09-358,219,951.16-142,104,992.33

Finding the Fourth Proportional to 259,579,662.09, 358,219,951.16 and 142,104,992.33

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Solution

The fourth proportional to 259,579,662.09, 358,219,951.16 and 142,104,992.33 is: 196,104,898.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,579,662.09 : 358,219,951.16 = 142,104,992.33 : x
  2. Step 2: Convert to fraction form
    259,579,662.09/358,219,951.16 = 142,104,992.33/x
  3. Step 3: Cross multiply
    259,579,662.09x = 358,219,951.16 × 142,104,992.33
  4. Step 4: Simplify right side
    259,579,662.09x = 50,904,843,409,543,144
  5. Step 5: Solve for x
    x = 50,904,843,409,543,144/259,579,662.09
  6. Step 6: Final answer
    x = 196,104,898.97

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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.