Home / 496,416,250.32-685,032,318.24-284,571,209.88

Finding the Fourth Proportional to 496,416,250.32, 685,032,318.24 and 284,571,209.88

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Solution

The fourth proportional to 496,416,250.32, 685,032,318.24 and 284,571,209.88 is: 392,695,596.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,416,250.32 : 685,032,318.24 = 284,571,209.88 : x
  2. Step 2: Convert to fraction form
    496,416,250.32/685,032,318.24 = 284,571,209.88/x
  3. Step 3: Cross multiply
    496,416,250.32x = 685,032,318.24 × 284,571,209.88
  4. Step 4: Simplify right side
    496,416,250.32x = 194,940,475,608,457,984
  5. Step 5: Solve for x
    x = 194,940,475,608,457,984/496,416,250.32
  6. Step 6: Final answer
    x = 392,695,596.65

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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.