Home / 202,224,505,907.32-278,964,015,228.03-125,037,672,057.43

Finding the Fourth Proportional to 202,224,505,907.32, 278,964,015,228.03 and 125,037,672,057.43

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Solution

The fourth proportional to 202,224,505,907.32, 278,964,015,228.03 and 125,037,672,057.43 is: 172,486,568,308.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,224,505,907.32 : 278,964,015,228.03 = 125,037,672,057.43 : x
  2. Step 2: Convert to fraction form
    202,224,505,907.32/278,964,015,228.03 = 125,037,672,057.43/x
  3. Step 3: Cross multiply
    202,224,505,907.32x = 278,964,015,228.03 × 125,037,672,057.43
  4. Step 4: Simplify right side
    202,224,505,907.32x = 34,881,011,051,906,325,282,816
  5. Step 5: Solve for x
    x = 34,881,011,051,906,325,282,816/202,224,505,907.32
  6. Step 6: Final answer
    x = 172,486,568,308.85

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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.