Home / 197,811,806.90-273,029,900.38-134,339,542.44

Finding the Fourth Proportional to 197,811,806.90, 273,029,900.38 and 134,339,542.44

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Solution

The fourth proportional to 197,811,806.90, 273,029,900.38 and 134,339,542.44 is: 185,422,257.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,811,806.90 : 273,029,900.38 = 134,339,542.44 : x
  2. Step 2: Convert to fraction form
    197,811,806.90/273,029,900.38 = 134,339,542.44/x
  3. Step 3: Cross multiply
    197,811,806.90x = 273,029,900.38 × 134,339,542.44
  4. Step 4: Simplify right side
    197,811,806.90x = 36,678,711,889,487,984
  5. Step 5: Solve for x
    x = 36,678,711,889,487,984/197,811,806.90
  6. Step 6: Final answer
    x = 185,422,257.97

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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.