Home / 167,989,089.27-231,813,105.33-93,646,361.37

Finding the Fourth Proportional to 167,989,089.27, 231,813,105.33 and 93,646,361.37

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Solution

The fourth proportional to 167,989,089.27, 231,813,105.33 and 93,646,361.37 is: 129,225,379.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,989,089.27 : 231,813,105.33 = 93,646,361.37 : x
  2. Step 2: Convert to fraction form
    167,989,089.27/231,813,105.33 = 93,646,361.37/x
  3. Step 3: Cross multiply
    167,989,089.27x = 231,813,105.33 × 93,646,361.37
  4. Step 4: Simplify right side
    167,989,089.27x = 21,708,453,832,035,056
  5. Step 5: Solve for x
    x = 21,708,453,832,035,056/167,989,089.27
  6. Step 6: Final answer
    x = 129,225,379.61

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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.