Home / 110,743,672.88-166,150,997.40-77,541,471.92

Finding the Fourth Proportional to 110,743,672.88, 166,150,997.40 and 77,541,471.92

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Solution

The fourth proportional to 110,743,672.88, 166,150,997.40 and 77,541,471.92 is: 116,337,056.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,743,672.88 : 166,150,997.40 = 77,541,471.92 : x
  2. Step 2: Convert to fraction form
    110,743,672.88/166,150,997.40 = 77,541,471.92/x
  3. Step 3: Cross multiply
    110,743,672.88x = 166,150,997.40 × 77,541,471.92
  4. Step 4: Simplify right side
    110,743,672.88x = 12,883,592,899,372,094
  5. Step 5: Solve for x
    x = 12,883,592,899,372,094/110,743,672.88
  6. Step 6: Final answer
    x = 116,337,056.23

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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.