Home / 411,035,704.92-616,522,550.04-130,905,298.44

Finding the Fourth Proportional to 411,035,704.92, 616,522,550.04 and 130,905,298.44

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Solution

The fourth proportional to 411,035,704.92, 616,522,550.04 and 130,905,298.44 is: 196,348,072.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,035,704.92 : 616,522,550.04 = 130,905,298.44 : x
  2. Step 2: Convert to fraction form
    411,035,704.92/616,522,550.04 = 130,905,298.44/x
  3. Step 3: Cross multiply
    411,035,704.92x = 616,522,550.04 × 130,905,298.44
  4. Step 4: Simplify right side
    411,035,704.92x = 80,706,068,407,976,032
  5. Step 5: Solve for x
    x = 80,706,068,407,976,032/411,035,704.92
  6. Step 6: Final answer
    x = 196,348,072.54

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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.