Home / 225,854,784,019.80-338,782,176,029.70-201,474,821,856.60

Finding the Fourth Proportional to 225,854,784,019.80, 338,782,176,029.70 and 201,474,821,856.60

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Solution

The fourth proportional to 225,854,784,019.80, 338,782,176,029.70 and 201,474,821,856.60 is: 302,212,232,784.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,854,784,019.80 : 338,782,176,029.70 = 201,474,821,856.60 : x
  2. Step 2: Convert to fraction form
    225,854,784,019.80/338,782,176,029.70 = 201,474,821,856.60/x
  3. Step 3: Cross multiply
    225,854,784,019.80x = 338,782,176,029.70 × 201,474,821,856.60
  4. Step 4: Simplify right side
    225,854,784,019.80x = 68,256,078,563,775,115,952,128
  5. Step 5: Solve for x
    x = 68,256,078,563,775,115,952,128/225,854,784,019.80
  6. Step 6: Final answer
    x = 302,212,232,784.90

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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.