Home / 132,856,391.80-199,284,587.70-61,192,775.80

Finding the Fourth Proportional to 132,856,391.80, 199,284,587.70 and 61,192,775.80

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Solution

The fourth proportional to 132,856,391.80, 199,284,587.70 and 61,192,775.80 is: 91,789,163.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,856,391.80 : 199,284,587.70 = 61,192,775.80 : x
  2. Step 2: Convert to fraction form
    132,856,391.80/199,284,587.70 = 61,192,775.80/x
  3. Step 3: Cross multiply
    132,856,391.80x = 199,284,587.70 × 61,192,775.80
  4. Step 4: Simplify right side
    132,856,391.80x = 12,194,777,095,521,536
  5. Step 5: Solve for x
    x = 12,194,777,095,521,536/132,856,391.80
  6. Step 6: Final answer
    x = 91,789,163.70

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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.