Home / 137,339,233.56-205,976,890.44-51,118,245.72

Finding the Fourth Proportional to 137,339,233.56, 205,976,890.44 and 51,118,245.72

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Solution

The fourth proportional to 137,339,233.56, 205,976,890.44 and 51,118,245.72 is: 76,665,472.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,339,233.56 : 205,976,890.44 = 51,118,245.72 : x
  2. Step 2: Convert to fraction form
    137,339,233.56/205,976,890.44 = 51,118,245.72/x
  3. Step 3: Cross multiply
    137,339,233.56x = 205,976,890.44 × 51,118,245.72
  4. Step 4: Simplify right side
    137,339,233.56x = 10,529,177,298,153,438
  5. Step 5: Solve for x
    x = 10,529,177,298,153,438/137,339,233.56
  6. Step 6: Final answer
    x = 76,665,472.97

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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.