Home / 228,874,190.69-342,879,272.24-135,221,716.71

Finding the Fourth Proportional to 228,874,190.69, 342,879,272.24 and 135,221,716.71

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Solution

The fourth proportional to 228,874,190.69, 342,879,272.24 and 135,221,716.71 is: 202,577,335.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,874,190.69 : 342,879,272.24 = 135,221,716.71 : x
  2. Step 2: Convert to fraction form
    228,874,190.69/342,879,272.24 = 135,221,716.71/x
  3. Step 3: Cross multiply
    228,874,190.69x = 342,879,272.24 × 135,221,716.71
  4. Step 4: Simplify right side
    228,874,190.69x = 46,364,723,815,892,144
  5. Step 5: Solve for x
    x = 46,364,723,815,892,144/228,874,190.69
  6. Step 6: Final answer
    x = 202,577,335.94

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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.