Home / 137,308,744.05-189,305,759.18-99,085,797.90

Finding the Fourth Proportional to 137,308,744.05, 189,305,759.18 and 99,085,797.90

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Solution

The fourth proportional to 137,308,744.05, 189,305,759.18 and 99,085,797.90 is: 136,608,286.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,308,744.05 : 189,305,759.18 = 99,085,797.90 : x
  2. Step 2: Convert to fraction form
    137,308,744.05/189,305,759.18 = 99,085,797.90/x
  3. Step 3: Cross multiply
    137,308,744.05x = 189,305,759.18 × 99,085,797.90
  4. Step 4: Simplify right side
    137,308,744.05x = 18,757,512,194,920,124
  5. Step 5: Solve for x
    x = 18,757,512,194,920,124/137,308,744.05
  6. Step 6: Final answer
    x = 136,608,286.13

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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.