Home / 225,410,069,778.40-311,066,096,735.37-122,527,189,453.59

Finding the Fourth Proportional to 225,410,069,778.40, 311,066,096,735.37 and 122,527,189,453.59

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Solution

The fourth proportional to 225,410,069,778.40, 311,066,096,735.37 and 122,527,189,453.59 is: 169,087,630,400.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,410,069,778.40 : 311,066,096,735.37 = 122,527,189,453.59 : x
  2. Step 2: Convert to fraction form
    225,410,069,778.40/311,066,096,735.37 = 122,527,189,453.59/x
  3. Step 3: Cross multiply
    225,410,069,778.40x = 311,066,096,735.37 × 122,527,189,453.59
  4. Step 4: Simplify right side
    225,410,069,778.40x = 38,114,054,567,283,430,260,736
  5. Step 5: Solve for x
    x = 38,114,054,567,283,430,260,736/225,410,069,778.40
  6. Step 6: Final answer
    x = 169,087,630,400.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.