Home / 383,670,044.55-575,505,066.83-141,427,426.95

Finding the Fourth Proportional to 383,670,044.55, 575,505,066.83 and 141,427,426.95

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Solution

The fourth proportional to 383,670,044.55, 575,505,066.83 and 141,427,426.95 is: 212,141,140.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,670,044.55 : 575,505,066.83 = 141,427,426.95 : x
  2. Step 2: Convert to fraction form
    383,670,044.55/575,505,066.83 = 141,427,426.95/x
  3. Step 3: Cross multiply
    383,670,044.55x = 575,505,066.83 × 141,427,426.95
  4. Step 4: Simplify right side
    383,670,044.55x = 81,392,200,797,747,552
  5. Step 5: Solve for x
    x = 81,392,200,797,747,552/383,670,044.55
  6. Step 6: Final answer
    x = 212,141,140.43

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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.