Home / 225,724,391.88-311,474,755.35-126,584,737.89

Finding the Fourth Proportional to 225,724,391.88, 311,474,755.35 and 126,584,737.89

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Solution

The fourth proportional to 225,724,391.88, 311,474,755.35 and 126,584,737.89 is: 174,672,971.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,724,391.88 : 311,474,755.35 = 126,584,737.89 : x
  2. Step 2: Convert to fraction form
    225,724,391.88/311,474,755.35 = 126,584,737.89/x
  3. Step 3: Cross multiply
    225,724,391.88x = 311,474,755.35 × 126,584,737.89
  4. Step 4: Simplify right side
    225,724,391.88x = 39,427,950,265,331,632
  5. Step 5: Solve for x
    x = 39,427,950,265,331,632/225,724,391.88
  6. Step 6: Final answer
    x = 174,672,971.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.