Home / 214,571,392.20-296,213,489.40-143,981,746.28

Finding the Fourth Proportional to 214,571,392.20, 296,213,489.40 and 143,981,746.28

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Solution

The fourth proportional to 214,571,392.20, 296,213,489.40 and 143,981,746.28 is: 198,765,245.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,571,392.20 : 296,213,489.40 = 143,981,746.28 : x
  2. Step 2: Convert to fraction form
    214,571,392.20/296,213,489.40 = 143,981,746.28/x
  3. Step 3: Cross multiply
    214,571,392.20x = 296,213,489.40 × 143,981,746.28
  4. Step 4: Simplify right side
    214,571,392.20x = 42,649,335,475,504,264
  5. Step 5: Solve for x
    x = 42,649,335,475,504,264/214,571,392.20
  6. Step 6: Final answer
    x = 198,765,245.63

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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.