Home / 535,311,896.72-802,785,998.00-185,476,317.66

Finding the Fourth Proportional to 535,311,896.72, 802,785,998.00 and 185,476,317.66

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Solution

The fourth proportional to 535,311,896.72, 802,785,998.00 and 185,476,317.66 is: 278,151,469.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,311,896.72 : 802,785,998.00 = 185,476,317.66 : x
  2. Step 2: Convert to fraction form
    535,311,896.72/802,785,998.00 = 185,476,317.66/x
  3. Step 3: Cross multiply
    535,311,896.72x = 802,785,998.00 × 185,476,317.66
  4. Step 4: Simplify right side
    535,311,896.72x = 148,897,790,777,120,736
  5. Step 5: Solve for x
    x = 148,897,790,777,120,736/535,311,896.72
  6. Step 6: Final answer
    x = 278,151,469.62

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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.