Home / 368,174,928.67-508,092,131.46-200,921,962.92

Finding the Fourth Proportional to 368,174,928.67, 508,092,131.46 and 200,921,962.92

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Solution

The fourth proportional to 368,174,928.67, 508,092,131.46 and 200,921,962.92 is: 277,278,164.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,174,928.67 : 508,092,131.46 = 200,921,962.92 : x
  2. Step 2: Convert to fraction form
    368,174,928.67/508,092,131.46 = 200,921,962.92/x
  3. Step 3: Cross multiply
    368,174,928.67x = 508,092,131.46 × 200,921,962.92
  4. Step 4: Simplify right side
    368,174,928.67x = 102,086,868,397,149,872
  5. Step 5: Solve for x
    x = 102,086,868,397,149,872/368,174,928.67
  6. Step 6: Final answer
    x = 277,278,164.39

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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.