Home / 300,950,202,792.28-415,311,347,643.68-165,619,383,228.45

Finding the Fourth Proportional to 300,950,202,792.28, 415,311,347,643.68 and 165,619,383,228.45

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Solution

The fourth proportional to 300,950,202,792.28, 415,311,347,643.68 and 165,619,383,228.45 is: 228,554,786,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,950,202,792.28 : 415,311,347,643.68 = 165,619,383,228.45 : x
  2. Step 2: Convert to fraction form
    300,950,202,792.28/415,311,347,643.68 = 165,619,383,228.45/x
  3. Step 3: Cross multiply
    300,950,202,792.28x = 415,311,347,643.68 × 165,619,383,228.45
  4. Step 4: Simplify right side
    300,950,202,792.28x = 68,783,609,244,522,670,718,976
  5. Step 5: Solve for x
    x = 68,783,609,244,522,670,718,976/300,950,202,792.28
  6. Step 6: Final answer
    x = 228,554,786,161.74

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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.