Home / 83,669,680.80-125,504,521.20-58,160,512.80

Finding the Fourth Proportional to 83,669,680.80, 125,504,521.20 and 58,160,512.80

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Solution

The fourth proportional to 83,669,680.80, 125,504,521.20 and 58,160,512.80 is: 87,240,769.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,669,680.80 : 125,504,521.20 = 58,160,512.80 : x
  2. Step 2: Convert to fraction form
    83,669,680.80/125,504,521.20 = 58,160,512.80/x
  3. Step 3: Cross multiply
    83,669,680.80x = 125,504,521.20 × 58,160,512.80
  4. Step 4: Simplify right side
    83,669,680.80x = 7,299,407,311,710,471
  5. Step 5: Solve for x
    x = 7,299,407,311,710,471/83,669,680.80
  6. Step 6: Final answer
    x = 87,240,769.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.