Home / 4,741,672,655.25-7,112,521,108.35-1,200,414,472.38

Finding the Fourth Proportional to 4,741,672,655.25, 7,112,521,108.35 and 1,200,414,472.38

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Solution

The fourth proportional to 4,741,672,655.25, 7,112,521,108.35 and 1,200,414,472.38 is: 1,800,624,778.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741,672,655.25 : 7,112,521,108.35 = 1,200,414,472.38 : x
  2. Step 2: Convert to fraction form
    4,741,672,655.25/7,112,521,108.35 = 1,200,414,472.38/x
  3. Step 3: Cross multiply
    4,741,672,655.25x = 7,112,521,108.35 × 1,200,414,472.38
  4. Step 4: Simplify right side
    4,741,672,655.25x = 8,537,973,273,571,578,880
  5. Step 5: Solve for x
    x = 8,537,973,273,571,578,880/4,741,672,655.25
  6. Step 6: Final answer
    x = 1,800,624,778.29

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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.