Home / 352,230,435.43-527,886,039.72-196,777,964.21

Finding the Fourth Proportional to 352,230,435.43, 527,886,039.72 and 196,777,964.21

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Solution

The fourth proportional to 352,230,435.43, 527,886,039.72 and 196,777,964.21 is: 294,910,177.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,230,435.43 : 527,886,039.72 = 196,777,964.21 : x
  2. Step 2: Convert to fraction form
    352,230,435.43/527,886,039.72 = 196,777,964.21/x
  3. Step 3: Cross multiply
    352,230,435.43x = 527,886,039.72 × 196,777,964.21
  4. Step 4: Simplify right side
    352,230,435.43x = 103,876,340,232,300,528
  5. Step 5: Solve for x
    x = 103,876,340,232,300,528/352,230,435.43
  6. Step 6: Final answer
    x = 294,910,177.50

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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.