Home / 1,200,132,072.70-1,797,366,953.85-741,484,930.30

Finding the Fourth Proportional to 1,200,132,072.70, 1,797,366,953.85 and 741,484,930.30

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Solution

The fourth proportional to 1,200,132,072.70, 1,797,366,953.85 and 741,484,930.30 is: 1,110,478,205.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,132,072.70 : 1,797,366,953.85 = 741,484,930.30 : x
  2. Step 2: Convert to fraction form
    1,200,132,072.70/1,797,366,953.85 = 741,484,930.30/x
  3. Step 3: Cross multiply
    1,200,132,072.70x = 1,797,366,953.85 × 741,484,930.30
  4. Step 4: Simplify right side
    1,200,132,072.70x = 1,332,720,510,498,990,336
  5. Step 5: Solve for x
    x = 1,332,720,510,498,990,336/1,200,132,072.70
  6. Step 6: Final answer
    x = 1,110,478,205.54

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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.