Home / 131,328,043.20-196,992,064.80-125,057,476.80

Finding the Fourth Proportional to 131,328,043.20, 196,992,064.80 and 125,057,476.80

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Solution

The fourth proportional to 131,328,043.20, 196,992,064.80 and 125,057,476.80 is: 187,586,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,328,043.20 : 196,992,064.80 = 125,057,476.80 : x
  2. Step 2: Convert to fraction form
    131,328,043.20/196,992,064.80 = 125,057,476.80/x
  3. Step 3: Cross multiply
    131,328,043.20x = 196,992,064.80 × 125,057,476.80
  4. Step 4: Simplify right side
    131,328,043.20x = 24,635,330,573,510,096
  5. Step 5: Solve for x
    x = 24,635,330,573,510,096/131,328,043.20
  6. Step 6: Final answer
    x = 187,586,215.20

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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.