Home / 496,416,236.82-685,032,299.55-284,571,196.35

Finding the Fourth Proportional to 496,416,236.82, 685,032,299.55 and 284,571,196.35

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Solution

The fourth proportional to 496,416,236.82, 685,032,299.55 and 284,571,196.35 is: 392,695,577.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,416,236.82 : 685,032,299.55 = 284,571,196.35 : x
  2. Step 2: Convert to fraction form
    496,416,236.82/685,032,299.55 = 284,571,196.35/x
  3. Step 3: Cross multiply
    496,416,236.82x = 685,032,299.55 × 284,571,196.35
  4. Step 4: Simplify right side
    496,416,236.82x = 194,940,461,021,335,072
  5. Step 5: Solve for x
    x = 194,940,461,021,335,072/496,416,236.82
  6. Step 6: Final answer
    x = 392,695,577.95

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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.