Home / 230,751,143.28-318,436,649.46-126,335,846.34

Finding the Fourth Proportional to 230,751,143.28, 318,436,649.46 and 126,335,846.34

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Solution

The fourth proportional to 230,751,143.28, 318,436,649.46 and 126,335,846.34 is: 174,343,507.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,751,143.28 : 318,436,649.46 = 126,335,846.34 : x
  2. Step 2: Convert to fraction form
    230,751,143.28/318,436,649.46 = 126,335,846.34/x
  3. Step 3: Cross multiply
    230,751,143.28x = 318,436,649.46 × 126,335,846.34
  4. Step 4: Simplify right side
    230,751,143.28x = 40,229,963,615,203,000
  5. Step 5: Solve for x
    x = 40,229,963,615,203,000/230,751,143.28
  6. Step 6: Final answer
    x = 174,343,507.22

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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.