Home / 319,541,664.20-479,312,496.30-164,573,468.60

Finding the Fourth Proportional to 319,541,664.20, 479,312,496.30 and 164,573,468.60

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Solution

The fourth proportional to 319,541,664.20, 479,312,496.30 and 164,573,468.60 is: 246,860,202.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,541,664.20 : 479,312,496.30 = 164,573,468.60 : x
  2. Step 2: Convert to fraction form
    319,541,664.20/479,312,496.30 = 164,573,468.60/x
  3. Step 3: Cross multiply
    319,541,664.20x = 479,312,496.30 × 164,573,468.60
  4. Step 4: Simplify right side
    319,541,664.20x = 78,882,120,059,415,664
  5. Step 5: Solve for x
    x = 78,882,120,059,415,664/319,541,664.20
  6. Step 6: Final answer
    x = 246,860,202.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.