Home / 254,956,987.80-382,435,481.70-73,180,546.20

Finding the Fourth Proportional to 254,956,987.80, 382,435,481.70 and 73,180,546.20

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Solution

The fourth proportional to 254,956,987.80, 382,435,481.70 and 73,180,546.20 is: 109,770,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,956,987.80 : 382,435,481.70 = 73,180,546.20 : x
  2. Step 2: Convert to fraction form
    254,956,987.80/382,435,481.70 = 73,180,546.20/x
  3. Step 3: Cross multiply
    254,956,987.80x = 382,435,481.70 × 73,180,546.20
  4. Step 4: Simplify right side
    254,956,987.80x = 27,986,837,437,066,104
  5. Step 5: Solve for x
    x = 27,986,837,437,066,104/254,956,987.80
  6. Step 6: Final answer
    x = 109,770,819.30

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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.