Home / 109,134,469.80-163,701,704.70-51,738,841.80

Finding the Fourth Proportional to 109,134,469.80, 163,701,704.70 and 51,738,841.80

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Solution

The fourth proportional to 109,134,469.80, 163,701,704.70 and 51,738,841.80 is: 77,608,262.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,134,469.80 : 163,701,704.70 = 51,738,841.80 : x
  2. Step 2: Convert to fraction form
    109,134,469.80/163,701,704.70 = 51,738,841.80/x
  3. Step 3: Cross multiply
    109,134,469.80x = 163,701,704.70 × 51,738,841.80
  4. Step 4: Simplify right side
    109,134,469.80x = 8,469,736,601,863,615
  5. Step 5: Solve for x
    x = 8,469,736,601,863,615/109,134,469.80
  6. Step 6: Final answer
    x = 77,608,262.70

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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.