Home / 311,126,198,090.36-429,116,429,327.68-267,795,052,607.38

Finding the Fourth Proportional to 311,126,198,090.36, 429,116,429,327.68 and 267,795,052,607.38

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Solution

The fourth proportional to 311,126,198,090.36, 429,116,429,327.68 and 267,795,052,607.38 is: 369,352,556,846.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,126,198,090.36 : 429,116,429,327.68 = 267,795,052,607.38 : x
  2. Step 2: Convert to fraction form
    311,126,198,090.36/429,116,429,327.68 = 267,795,052,607.38/x
  3. Step 3: Cross multiply
    311,126,198,090.36x = 429,116,429,327.68 × 267,795,052,607.38
  4. Step 4: Simplify right side
    311,126,198,090.36x = 114,915,256,766,497,124,515,840
  5. Step 5: Solve for x
    x = 114,915,256,766,497,124,515,840/311,126,198,090.36
  6. Step 6: Final answer
    x = 369,352,556,846.15

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1.5x scale

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.