Home / 20,162,571,175.80-30,243,856,763.70-17,405,313,550.20

Finding the Fourth Proportional to 20,162,571,175.80, 30,243,856,763.70 and 17,405,313,550.20

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Solution

The fourth proportional to 20,162,571,175.80, 30,243,856,763.70 and 17,405,313,550.20 is: 26,107,970,325.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,162,571,175.80 : 30,243,856,763.70 = 17,405,313,550.20 : x
  2. Step 2: Convert to fraction form
    20,162,571,175.80/30,243,856,763.70 = 17,405,313,550.20/x
  3. Step 3: Cross multiply
    20,162,571,175.80x = 30,243,856,763.70 × 17,405,313,550.20
  4. Step 4: Simplify right side
    20,162,571,175.80x = 526,403,809,939,535,560,704
  5. Step 5: Solve for x
    x = 526,403,809,939,535,560,704/20,162,571,175.80
  6. Step 6: Final answer
    x = 26,107,970,325.30

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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.