Home / 225,398,332.65-311,042,178.69-124,922,488.23

Finding the Fourth Proportional to 225,398,332.65, 311,042,178.69 and 124,922,488.23

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Solution

The fourth proportional to 225,398,332.65, 311,042,178.69 and 124,922,488.23 is: 172,388,865.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,398,332.65 : 311,042,178.69 = 124,922,488.23 : x
  2. Step 2: Convert to fraction form
    225,398,332.65/311,042,178.69 = 124,922,488.23/x
  3. Step 3: Cross multiply
    225,398,332.65x = 311,042,178.69 × 124,922,488.23
  4. Step 4: Simplify right side
    225,398,332.65x = 38,856,162,905,967,872
  5. Step 5: Solve for x
    x = 38,856,162,905,967,872/225,398,332.65
  6. Step 6: Final answer
    x = 172,388,865.74

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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.