Home / 176,185,760.86-263,876,074.50-84,133,979.38

Finding the Fourth Proportional to 176,185,760.86, 263,876,074.50 and 84,133,979.38

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Solution

The fourth proportional to 176,185,760.86, 263,876,074.50 and 84,133,979.38 is: 126,008,731.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,185,760.86 : 263,876,074.50 = 84,133,979.38 : x
  2. Step 2: Convert to fraction form
    176,185,760.86/263,876,074.50 = 84,133,979.38/x
  3. Step 3: Cross multiply
    176,185,760.86x = 263,876,074.50 × 84,133,979.38
  4. Step 4: Simplify right side
    176,185,760.86x = 22,200,944,210,858,344
  5. Step 5: Solve for x
    x = 22,200,944,210,858,344/176,185,760.86
  6. Step 6: Final answer
    x = 126,008,731.37

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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.