Home / 221,453,460.20-332,180,190.30-135,360,018.20

Finding the Fourth Proportional to 221,453,460.20, 332,180,190.30 and 135,360,018.20

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Solution

The fourth proportional to 221,453,460.20, 332,180,190.30 and 135,360,018.20 is: 203,040,027.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,453,460.20 : 332,180,190.30 = 135,360,018.20 : x
  2. Step 2: Convert to fraction form
    221,453,460.20/332,180,190.30 = 135,360,018.20/x
  3. Step 3: Cross multiply
    221,453,460.20x = 332,180,190.30 × 135,360,018.20
  4. Step 4: Simplify right side
    221,453,460.20x = 44,963,916,604,687,464
  5. Step 5: Solve for x
    x = 44,963,916,604,687,464/221,453,460.20
  6. Step 6: Final answer
    x = 203,040,027.30

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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.