Home / 367,618,687.40-551,428,031.10-327,441,747.80

Finding the Fourth Proportional to 367,618,687.40, 551,428,031.10 and 327,441,747.80

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Solution

The fourth proportional to 367,618,687.40, 551,428,031.10 and 327,441,747.80 is: 491,162,621.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,618,687.40 : 551,428,031.10 = 327,441,747.80 : x
  2. Step 2: Convert to fraction form
    367,618,687.40/551,428,031.10 = 327,441,747.80/x
  3. Step 3: Cross multiply
    367,618,687.40x = 551,428,031.10 × 327,441,747.80
  4. Step 4: Simplify right side
    367,618,687.40x = 180,560,558,289,296,768
  5. Step 5: Solve for x
    x = 180,560,558,289,296,768/367,618,687.40
  6. Step 6: Final answer
    x = 491,162,621.70

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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.