Home / 367,428,243.20-550,386,537.60-185,777,772.80

Finding the Fourth Proportional to 367,428,243.20, 550,386,537.60 and 185,777,772.80

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Solution

The fourth proportional to 367,428,243.20, 550,386,537.60 and 185,777,772.80 is: 278,284,500.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,428,243.20 : 550,386,537.60 = 185,777,772.80 : x
  2. Step 2: Convert to fraction form
    367,428,243.20/550,386,537.60 = 185,777,772.80/x
  3. Step 3: Cross multiply
    367,428,243.20x = 550,386,537.60 × 185,777,772.80
  4. Step 4: Simplify right side
    367,428,243.20x = 102,249,585,134,431,472
  5. Step 5: Solve for x
    x = 102,249,585,134,431,472/367,428,243.20
  6. Step 6: Final answer
    x = 278,284,500.52

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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.