Home / 404,593,685.36-558,339,061.40-228,383,202.50

Finding the Fourth Proportional to 404,593,685.36, 558,339,061.40 and 228,383,202.50

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Solution

The fourth proportional to 404,593,685.36, 558,339,061.40 and 228,383,202.50 is: 315,168,692.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,593,685.36 : 558,339,061.40 = 228,383,202.50 : x
  2. Step 2: Convert to fraction form
    404,593,685.36/558,339,061.40 = 228,383,202.50/x
  3. Step 3: Cross multiply
    404,593,685.36x = 558,339,061.40 × 228,383,202.50
  4. Step 4: Simplify right side
    404,593,685.36x = 127,515,262,923,376,128
  5. Step 5: Solve for x
    x = 127,515,262,923,376,128/404,593,685.36
  6. Step 6: Final answer
    x = 315,168,692.78

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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.