Home / 235,270,498.82-324,741,661.35-156,953,859.11

Finding the Fourth Proportional to 235,270,498.82, 324,741,661.35 and 156,953,859.11

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Solution

The fourth proportional to 235,270,498.82, 324,741,661.35 and 156,953,859.11 is: 216,641,938.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,270,498.82 : 324,741,661.35 = 156,953,859.11 : x
  2. Step 2: Convert to fraction form
    235,270,498.82/324,741,661.35 = 156,953,859.11/x
  3. Step 3: Cross multiply
    235,270,498.82x = 324,741,661.35 × 156,953,859.11
  4. Step 4: Simplify right side
    235,270,498.82x = 50,969,456,962,675,240
  5. Step 5: Solve for x
    x = 50,969,456,962,675,240/235,270,498.82
  6. Step 6: Final answer
    x = 216,641,938.61

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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.