Home / 956,946,715.20-1,436,091,919.20-412,079,284.80

Finding the Fourth Proportional to 956,946,715.20, 1,436,091,919.20 and 412,079,284.80

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Solution

The fourth proportional to 956,946,715.20, 1,436,091,919.20 and 412,079,284.80 is: 618,408,236.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    956,946,715.20 : 1,436,091,919.20 = 412,079,284.80 : x
  2. Step 2: Convert to fraction form
    956,946,715.20/1,436,091,919.20 = 412,079,284.80/x
  3. Step 3: Cross multiply
    956,946,715.20x = 1,436,091,919.20 × 412,079,284.80
  4. Step 4: Simplify right side
    956,946,715.20x = 591,783,730,970,995,456
  5. Step 5: Solve for x
    x = 591,783,730,970,995,456/956,946,715.20
  6. Step 6: Final answer
    x = 618,408,236.92

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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.