Home / 270,683,998.56-373,534,251.57-153,206,805.85

Finding the Fourth Proportional to 270,683,998.56, 373,534,251.57 and 153,206,805.85

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Solution

The fourth proportional to 270,683,998.56, 373,534,251.57 and 153,206,805.85 is: 211,419,920.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,683,998.56 : 373,534,251.57 = 153,206,805.85 : x
  2. Step 2: Convert to fraction form
    270,683,998.56/373,534,251.57 = 153,206,805.85/x
  3. Step 3: Cross multiply
    270,683,998.56x = 373,534,251.57 × 153,206,805.85
  4. Step 4: Simplify right side
    270,683,998.56x = 57,227,989,557,676,208
  5. Step 5: Solve for x
    x = 57,227,989,557,676,208/270,683,998.56
  6. Step 6: Final answer
    x = 211,419,920.87

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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.