Home / 271,899,059.11-407,851,448.87-217,656,463.23

Finding the Fourth Proportional to 271,899,059.11, 407,851,448.87 and 217,656,463.23

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Solution

The fourth proportional to 271,899,059.11, 407,851,448.87 and 217,656,463.23 is: 326,486,984.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,899,059.11 : 407,851,448.87 = 217,656,463.23 : x
  2. Step 2: Convert to fraction form
    271,899,059.11/407,851,448.87 = 217,656,463.23/x
  3. Step 3: Cross multiply
    271,899,059.11x = 407,851,448.87 × 217,656,463.23
  4. Step 4: Simplify right side
    271,899,059.11x = 88,771,503,884,819,520
  5. Step 5: Solve for x
    x = 88,771,503,884,819,520/271,899,059.11
  6. Step 6: Final answer
    x = 326,486,984.46

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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.