Home / 13,608,042,721.20-20,395,939,768.20-5,747,439,841.20

Finding the Fourth Proportional to 13,608,042,721.20, 20,395,939,768.20 and 5,747,439,841.20

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Solution

The fourth proportional to 13,608,042,721.20, 20,395,939,768.20 and 5,747,439,841.20 is: 8,614,349,559.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,042,721.20 : 20,395,939,768.20 = 5,747,439,841.20 : x
  2. Step 2: Convert to fraction form
    13,608,042,721.20/20,395,939,768.20 = 5,747,439,841.20/x
  3. Step 3: Cross multiply
    13,608,042,721.20x = 20,395,939,768.20 × 5,747,439,841.20
  4. Step 4: Simplify right side
    13,608,042,721.20x = 117,224,436,822,468,165,632
  5. Step 5: Solve for x
    x = 117,224,436,822,468,165,632/13,608,042,721.20
  6. Step 6: Final answer
    x = 8,614,349,559.61

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1.5x scale

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.