Home / 269,459,939.75-371,859,559.83-158,031,148.25

Finding the Fourth Proportional to 269,459,939.75, 371,859,559.83 and 158,031,148.25

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Solution

The fourth proportional to 269,459,939.75, 371,859,559.83 and 158,031,148.25 is: 218,085,824.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,459,939.75 : 371,859,559.83 = 158,031,148.25 : x
  2. Step 2: Convert to fraction form
    269,459,939.75/371,859,559.83 = 158,031,148.25/x
  3. Step 3: Cross multiply
    269,459,939.75x = 371,859,559.83 × 158,031,148.25
  4. Step 4: Simplify right side
    269,459,939.75x = 58,765,393,228,604,120
  5. Step 5: Solve for x
    x = 58,765,393,228,604,120/269,459,939.75
  6. Step 6: Final answer
    x = 218,085,824.87

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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.