Home / 118,375,752.20-177,563,628.30-109,305,825.80

Finding the Fourth Proportional to 118,375,752.20, 177,563,628.30 and 109,305,825.80

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Solution

The fourth proportional to 118,375,752.20, 177,563,628.30 and 109,305,825.80 is: 163,958,738.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,375,752.20 : 177,563,628.30 = 109,305,825.80 : x
  2. Step 2: Convert to fraction form
    118,375,752.20/177,563,628.30 = 109,305,825.80/x
  3. Step 3: Cross multiply
    118,375,752.20x = 177,563,628.30 × 109,305,825.80
  4. Step 4: Simplify right side
    118,375,752.20x = 19,408,739,023,375,752
  5. Step 5: Solve for x
    x = 19,408,739,023,375,752/118,375,752.20
  6. Step 6: Final answer
    x = 163,958,738.70

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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.