Home / 267,916,742.48-401,289,195.36-189,957,338.30

Finding the Fourth Proportional to 267,916,742.48, 401,289,195.36 and 189,957,338.30

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Solution

The fourth proportional to 267,916,742.48, 401,289,195.36 and 189,957,338.30 is: 284,520,581.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,916,742.48 : 401,289,195.36 = 189,957,338.30 : x
  2. Step 2: Convert to fraction form
    267,916,742.48/401,289,195.36 = 189,957,338.30/x
  3. Step 3: Cross multiply
    267,916,742.48x = 401,289,195.36 × 189,957,338.30
  4. Step 4: Simplify right side
    267,916,742.48x = 76,227,827,439,134,320
  5. Step 5: Solve for x
    x = 76,227,827,439,134,320/267,916,742.48
  6. Step 6: Final answer
    x = 284,520,581.78

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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.