Home / 225,944,216.16-311,778,067.68-126,802,223.52

Finding the Fourth Proportional to 225,944,216.16, 311,778,067.68 and 126,802,223.52

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Solution

The fourth proportional to 225,944,216.16, 311,778,067.68 and 126,802,223.52 is: 174,973,065.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,944,216.16 : 311,778,067.68 = 126,802,223.52 : x
  2. Step 2: Convert to fraction form
    225,944,216.16/311,778,067.68 = 126,802,223.52/x
  3. Step 3: Cross multiply
    225,944,216.16x = 311,778,067.68 × 126,802,223.52
  4. Step 4: Simplify right side
    225,944,216.16x = 39,534,152,226,593,048
  5. Step 5: Solve for x
    x = 39,534,152,226,593,048/225,944,216.16
  6. Step 6: Final answer
    x = 174,973,065.91

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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.