Home / 664,099,891.76-996,754,331.70-353,468,297

Finding the Fourth Proportional to 664,099,891.76, 996,754,331.70 and 353,468,297

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Solution

The fourth proportional to 664,099,891.76, 996,754,331.70 and 353,468,297 is: 530,524,188.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,099,891.76 : 996,754,331.70 = 353,468,297 : x
  2. Step 2: Convert to fraction form
    664,099,891.76/996,754,331.70 = 353,468,297/x
  3. Step 3: Cross multiply
    664,099,891.76x = 996,754,331.70 × 353,468,297
  4. Step 4: Simplify right side
    664,099,891.76x = 352,321,056,153,372,160
  5. Step 5: Solve for x
    x = 352,321,056,153,372,160/664,099,891.76
  6. Step 6: Final answer
    x = 530,524,188.49

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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.