Home / 133,056,197.70-199,434,997.35-75,576,005.70

Finding the Fourth Proportional to 133,056,197.70, 199,434,997.35 and 75,576,005.70

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Solution

The fourth proportional to 133,056,197.70, 199,434,997.35 and 75,576,005.70 is: 113,279,206.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,056,197.70 : 199,434,997.35 = 75,576,005.70 : x
  2. Step 2: Convert to fraction form
    133,056,197.70/199,434,997.35 = 75,576,005.70/x
  3. Step 3: Cross multiply
    133,056,197.70x = 199,434,997.35 × 75,576,005.70
  4. Step 4: Simplify right side
    133,056,197.70x = 15,072,500,496,503,086
  5. Step 5: Solve for x
    x = 15,072,500,496,503,086/133,056,197.70
  6. Step 6: Final answer
    x = 113,279,206.51

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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.