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Finding the Fourth Proportional to 539,903,775, 809,993,764.26 and 156,951,327

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Solution

The fourth proportional to 539,903,775, 809,993,764.26 and 156,951,327 is: 235,467,137.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,903,775 : 809,993,764.26 = 156,951,327 : x
  2. Step 2: Convert to fraction form
    539,903,775/809,993,764.26 = 156,951,327/x
  3. Step 3: Cross multiply
    539,903,775x = 809,993,764.26 × 156,951,327
  4. Step 4: Simplify right side
    539,903,775x = 127,129,596,162,332,176
  5. Step 5: Solve for x
    x = 127,129,596,162,332,176/539,903,775
  6. Step 6: Final answer
    x = 235,467,137.01

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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.