Home / 739,228,174.88-1,109,932,292.30-412,342,358.72

Finding the Fourth Proportional to 739,228,174.88, 1,109,932,292.30 and 412,342,358.72

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Solution

The fourth proportional to 739,228,174.88, 1,109,932,292.30 and 412,342,358.72 is: 619,121,558.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,228,174.88 : 1,109,932,292.30 = 412,342,358.72 : x
  2. Step 2: Convert to fraction form
    739,228,174.88/1,109,932,292.30 = 412,342,358.72/x
  3. Step 3: Cross multiply
    739,228,174.88x = 1,109,932,292.30 × 412,342,358.72
  4. Step 4: Simplify right side
    739,228,174.88x = 457,672,099,418,867,136
  5. Step 5: Solve for x
    x = 457,672,099,418,867,136/739,228,174.88
  6. Step 6: Final answer
    x = 619,121,558.10

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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.