Home / 132,295,652-198,469,966.08-74,086,109.36

Finding the Fourth Proportional to 132,295,652, 198,469,966.08 and 74,086,109.36

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Solution

The fourth proportional to 132,295,652, 198,469,966.08 and 74,086,109.36 is: 111,143,997.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,295,652 : 198,469,966.08 = 74,086,109.36 : x
  2. Step 2: Convert to fraction form
    132,295,652/198,469,966.08 = 74,086,109.36/x
  3. Step 3: Cross multiply
    132,295,652x = 198,469,966.08 × 74,086,109.36
  4. Step 4: Simplify right side
    132,295,652x = 14,703,867,611,678,372
  5. Step 5: Solve for x
    x = 14,703,867,611,678,372/132,295,652
  6. Step 6: Final answer
    x = 111,143,997.47

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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.