Home / 250,259,525.48-345,378,596.82-138,785,277.80

Finding the Fourth Proportional to 250,259,525.48, 345,378,596.82 and 138,785,277.80

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Solution

The fourth proportional to 250,259,525.48, 345,378,596.82 and 138,785,277.80 is: 191,535,025.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,259,525.48 : 345,378,596.82 = 138,785,277.80 : x
  2. Step 2: Convert to fraction form
    250,259,525.48/345,378,596.82 = 138,785,277.80/x
  3. Step 3: Cross multiply
    250,259,525.48x = 345,378,596.82 × 138,785,277.80
  4. Step 4: Simplify right side
    250,259,525.48x = 47,933,464,505,837,896
  5. Step 5: Solve for x
    x = 47,933,464,505,837,896/250,259,525.48
  6. Step 6: Final answer
    x = 191,535,025.15

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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.