Home / 996,432,190.20-1,494,648,285.30-720,933,175.80

Finding the Fourth Proportional to 996,432,190.20, 1,494,648,285.30 and 720,933,175.80

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Solution

The fourth proportional to 996,432,190.20, 1,494,648,285.30 and 720,933,175.80 is: 1,081,399,763.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,432,190.20 : 1,494,648,285.30 = 720,933,175.80 : x
  2. Step 2: Convert to fraction form
    996,432,190.20/1,494,648,285.30 = 720,933,175.80/x
  3. Step 3: Cross multiply
    996,432,190.20x = 1,494,648,285.30 × 720,933,175.80
  4. Step 4: Simplify right side
    996,432,190.20x = 1,077,541,535,025,353,344
  5. Step 5: Solve for x
    x = 1,077,541,535,025,353,344/996,432,190.20
  6. Step 6: Final answer
    x = 1,081,399,763.70

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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.