Home / 205,733,412.26-283,912,852.20-111,647,538.75

Finding the Fourth Proportional to 205,733,412.26, 283,912,852.20 and 111,647,538.75

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Solution

The fourth proportional to 205,733,412.26, 283,912,852.20 and 111,647,538.75 is: 154,074,006.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,733,412.26 : 283,912,852.20 = 111,647,538.75 : x
  2. Step 2: Convert to fraction form
    205,733,412.26/283,912,852.20 = 111,647,538.75/x
  3. Step 3: Cross multiply
    205,733,412.26x = 283,912,852.20 × 111,647,538.75
  4. Step 4: Simplify right side
    205,733,412.26x = 31,698,171,169,332,520
  5. Step 5: Solve for x
    x = 31,698,171,169,332,520/205,733,412.26
  6. Step 6: Final answer
    x = 154,074,006.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.