Home / 956,946,361.20-1,436,091,388.20-412,078,930.80

Finding the Fourth Proportional to 956,946,361.20, 1,436,091,388.20 and 412,078,930.80

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Solution

The fourth proportional to 956,946,361.20, 1,436,091,388.20 and 412,078,930.80 is: 618,407,705.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,946,361.20 : 1,436,091,388.20 = 412,078,930.80 : x
  2. Step 2: Convert to fraction form
    956,946,361.20/1,436,091,388.20 = 412,078,930.80/x
  3. Step 3: Cross multiply
    956,946,361.20x = 1,436,091,388.20 × 412,078,930.80
  4. Step 4: Simplify right side
    956,946,361.20x = 591,783,003,780,543,744
  5. Step 5: Solve for x
    x = 591,783,003,780,543,744/956,946,361.20
  6. Step 6: Final answer
    x = 618,407,705.78

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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.