Home / 231,309,975.53-346,989,289.59-67,548,191.91

Finding the Fourth Proportional to 231,309,975.53, 346,989,289.59 and 67,548,191.91

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Solution

The fourth proportional to 231,309,975.53, 346,989,289.59 and 67,548,191.91 is: 101,329,391.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,309,975.53 : 346,989,289.59 = 67,548,191.91 : x
  2. Step 2: Convert to fraction form
    231,309,975.53/346,989,289.59 = 67,548,191.91/x
  3. Step 3: Cross multiply
    231,309,975.53x = 346,989,289.59 × 67,548,191.91
  4. Step 4: Simplify right side
    231,309,975.53x = 23,438,499,123,939,884
  5. Step 5: Solve for x
    x = 23,438,499,123,939,884/231,309,975.53
  6. Step 6: Final answer
    x = 101,329,391.74

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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.