Home / 816,295,306,888.80-1,224,442,960,333.20-617,936,016,520.80

Finding the Fourth Proportional to 816,295,306,888.80, 1,224,442,960,333.20 and 617,936,016,520.80

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Solution

The fourth proportional to 816,295,306,888.80, 1,224,442,960,333.20 and 617,936,016,520.80 is: 926,904,024,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,295,306,888.80 : 1,224,442,960,333.20 = 617,936,016,520.80 : x
  2. Step 2: Convert to fraction form
    816,295,306,888.80/1,224,442,960,333.20 = 617,936,016,520.80/x
  3. Step 3: Cross multiply
    816,295,306,888.80x = 1,224,442,960,333.20 × 617,936,016,520.80
  4. Step 4: Simplify right side
    816,295,306,888.80x = 756,627,405,365,233,542,234,112
  5. Step 5: Solve for x
    x = 756,627,405,365,233,542,234,112/816,295,306,888.80
  6. Step 6: Final answer
    x = 926,904,024,781.20

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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.