Home / 347,330,316.92-520,505,663.90-191,954,092.73

Finding the Fourth Proportional to 347,330,316.92, 520,505,663.90 and 191,954,092.73

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Solution

The fourth proportional to 347,330,316.92, 520,505,663.90 and 191,954,092.73 is: 287,660,441.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,330,316.92 : 520,505,663.90 = 191,954,092.73 : x
  2. Step 2: Convert to fraction form
    347,330,316.92/520,505,663.90 = 191,954,092.73/x
  3. Step 3: Cross multiply
    347,330,316.92x = 520,505,663.90 × 191,954,092.73
  4. Step 4: Simplify right side
    347,330,316.92x = 99,913,192,471,188,512
  5. Step 5: Solve for x
    x = 99,913,192,471,188,512/347,330,316.92
  6. Step 6: Final answer
    x = 287,660,441.96

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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.