Home / 442,682,006.60-664,023,009.90-306,633,110.60

Finding the Fourth Proportional to 442,682,006.60, 664,023,009.90 and 306,633,110.60

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Solution

The fourth proportional to 442,682,006.60, 664,023,009.90 and 306,633,110.60 is: 459,949,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,682,006.60 : 664,023,009.90 = 306,633,110.60 : x
  2. Step 2: Convert to fraction form
    442,682,006.60/664,023,009.90 = 306,633,110.60/x
  3. Step 3: Cross multiply
    442,682,006.60x = 664,023,009.90 × 306,633,110.60
  4. Step 4: Simplify right side
    442,682,006.60x = 203,611,441,035,611,616
  5. Step 5: Solve for x
    x = 203,611,441,035,611,616/442,682,006.60
  6. Step 6: Final answer
    x = 459,949,665.90

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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.