Home / 126,028,060.20-189,042,090.30-49,325,596.20

Finding the Fourth Proportional to 126,028,060.20, 189,042,090.30 and 49,325,596.20

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Solution

The fourth proportional to 126,028,060.20, 189,042,090.30 and 49,325,596.20 is: 73,988,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,028,060.20 : 189,042,090.30 = 49,325,596.20 : x
  2. Step 2: Convert to fraction form
    126,028,060.20/189,042,090.30 = 49,325,596.20/x
  3. Step 3: Cross multiply
    126,028,060.20x = 189,042,090.30 × 49,325,596.20
  4. Step 4: Simplify right side
    126,028,060.20x = 9,324,613,810,941,738
  5. Step 5: Solve for x
    x = 9,324,613,810,941,738/126,028,060.20
  6. Step 6: Final answer
    x = 73,988,394.30

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Similar ratio
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1.5x scale

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.