Home / 116,555,045.70-160,836,293.01-66,305,894.41

Finding the Fourth Proportional to 116,555,045.70, 160,836,293.01 and 66,305,894.41

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Solution

The fourth proportional to 116,555,045.70, 160,836,293.01 and 66,305,894.41 is: 91,496,633.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,555,045.70 : 160,836,293.01 = 66,305,894.41 : x
  2. Step 2: Convert to fraction form
    116,555,045.70/160,836,293.01 = 66,305,894.41/x
  3. Step 3: Cross multiply
    116,555,045.70x = 160,836,293.01 × 66,305,894.41
  4. Step 4: Simplify right side
    116,555,045.70x = 10,664,394,261,616,880
  5. Step 5: Solve for x
    x = 10,664,394,261,616,880/116,555,045.70
  6. Step 6: Final answer
    x = 91,496,633.18

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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.