Home / 15,202,945,719.80-21,313,147,772.20-15,202,945,719.80

Finding the Fourth Proportional to 15,202,945,719.80, 21,313,147,772.20 and 15,202,945,719.80

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Solution

The fourth proportional to 15,202,945,719.80, 21,313,147,772.20 and 15,202,945,719.80 is: 21,313,147,772.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,202,945,719.80 : 21,313,147,772.20 = 15,202,945,719.80 : x
  2. Step 2: Convert to fraction form
    15,202,945,719.80/21,313,147,772.20 = 15,202,945,719.80/x
  3. Step 3: Cross multiply
    15,202,945,719.80x = 21,313,147,772.20 × 15,202,945,719.80
  4. Step 4: Simplify right side
    15,202,945,719.80x = 324,022,628,698,832,896,000
  5. Step 5: Solve for x
    x = 324,022,628,698,832,896,000/15,202,945,719.80
  6. Step 6: Final answer
    x = 21,313,147,772.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.