Home / 106,540,846.80-159,811,270.20-49,145,218.80

Finding the Fourth Proportional to 106,540,846.80, 159,811,270.20 and 49,145,218.80

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Solution

The fourth proportional to 106,540,846.80, 159,811,270.20 and 49,145,218.80 is: 73,717,828.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,540,846.80 : 159,811,270.20 = 49,145,218.80 : x
  2. Step 2: Convert to fraction form
    106,540,846.80/159,811,270.20 = 49,145,218.80/x
  3. Step 3: Cross multiply
    106,540,846.80x = 159,811,270.20 × 49,145,218.80
  4. Step 4: Simplify right side
    106,540,846.80x = 7,853,959,840,684,919
  5. Step 5: Solve for x
    x = 7,853,959,840,684,919/106,540,846.80
  6. Step 6: Final answer
    x = 73,717,828.20

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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.