Home / 2,225,188,789.20-3,338,261,480.70-672,637,051.80

Finding the Fourth Proportional to 2,225,188,789.20, 3,338,261,480.70 and 672,637,051.80

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Solution

The fourth proportional to 2,225,188,789.20, 3,338,261,480.70 and 672,637,051.80 is: 1,009,100,158.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225,188,789.20 : 3,338,261,480.70 = 672,637,051.80 : x
  2. Step 2: Convert to fraction form
    2,225,188,789.20/3,338,261,480.70 = 672,637,051.80/x
  3. Step 3: Cross multiply
    2,225,188,789.20x = 3,338,261,480.70 × 672,637,051.80
  4. Step 4: Simplify right side
    2,225,188,789.20x = 2,245,438,360,515,550,208
  5. Step 5: Solve for x
    x = 2,245,438,360,515,550,208/2,225,188,789.20
  6. Step 6: Final answer
    x = 1,009,100,158.79

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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.