Home / 187,991,832.96-281,923,879.68-65,141,487.36

Finding the Fourth Proportional to 187,991,832.96, 281,923,879.68 and 65,141,487.36

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Solution

The fourth proportional to 187,991,832.96, 281,923,879.68 and 65,141,487.36 is: 97,690,099.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,991,832.96 : 281,923,879.68 = 65,141,487.36 : x
  2. Step 2: Convert to fraction form
    187,991,832.96/281,923,879.68 = 65,141,487.36/x
  3. Step 3: Cross multiply
    187,991,832.96x = 281,923,879.68 × 65,141,487.36
  4. Step 4: Simplify right side
    187,991,832.96x = 18,364,940,844,656,880
  5. Step 5: Solve for x
    x = 18,364,940,844,656,880/187,991,832.96
  6. Step 6: Final answer
    x = 97,690,099.38

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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.