Home / 133,297,797.82-183,906,409.37-77,531,380.31

Finding the Fourth Proportional to 133,297,797.82, 183,906,409.37 and 77,531,380.31

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Solution

The fourth proportional to 133,297,797.82, 183,906,409.37 and 77,531,380.31 is: 106,967,391.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,297,797.82 : 183,906,409.37 = 77,531,380.31 : x
  2. Step 2: Convert to fraction form
    133,297,797.82/183,906,409.37 = 77,531,380.31/x
  3. Step 3: Cross multiply
    133,297,797.82x = 183,906,409.37 × 77,531,380.31
  4. Step 4: Simplify right side
    133,297,797.82x = 14,258,517,765,852,252
  5. Step 5: Solve for x
    x = 14,258,517,765,852,252/133,297,797.82
  6. Step 6: Final answer
    x = 106,967,391.81

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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.