Home / 268,080,103.80-402,120,155.70-95,751,502.20

Finding the Fourth Proportional to 268,080,103.80, 402,120,155.70 and 95,751,502.20

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Solution

The fourth proportional to 268,080,103.80, 402,120,155.70 and 95,751,502.20 is: 143,627,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,080,103.80 : 402,120,155.70 = 95,751,502.20 : x
  2. Step 2: Convert to fraction form
    268,080,103.80/402,120,155.70 = 95,751,502.20/x
  3. Step 3: Cross multiply
    268,080,103.80x = 402,120,155.70 × 95,751,502.20
  4. Step 4: Simplify right side
    268,080,103.80x = 38,503,608,973,172,896
  5. Step 5: Solve for x
    x = 38,503,608,973,172,896/268,080,103.80
  6. Step 6: Final answer
    x = 143,627,253.30

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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.