Home / 816,295,474,012.80-1,224,443,211,019.20-617,936,183,644.80

Finding the Fourth Proportional to 816,295,474,012.80, 1,224,443,211,019.20 and 617,936,183,644.80

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Solution

The fourth proportional to 816,295,474,012.80, 1,224,443,211,019.20 and 617,936,183,644.80 is: 926,904,275,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,295,474,012.80 : 1,224,443,211,019.20 = 617,936,183,644.80 : x
  2. Step 2: Convert to fraction form
    816,295,474,012.80/1,224,443,211,019.20 = 617,936,183,644.80/x
  3. Step 3: Cross multiply
    816,295,474,012.80x = 1,224,443,211,019.20 × 617,936,183,644.80
  4. Step 4: Simplify right side
    816,295,474,012.80x = 756,627,764,906,989,000,327,168
  5. Step 5: Solve for x
    x = 756,627,764,906,989,000,327,168/816,295,474,012.80
  6. Step 6: Final answer
    x = 926,904,275,467.20

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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.