Home / 545,672,819.27-753,029,155.85-294,777,198.57

Finding the Fourth Proportional to 545,672,819.27, 753,029,155.85 and 294,777,198.57

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Solution

The fourth proportional to 545,672,819.27, 753,029,155.85 and 294,777,198.57 is: 406,792,893.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,672,819.27 : 753,029,155.85 = 294,777,198.57 : x
  2. Step 2: Convert to fraction form
    545,672,819.27/753,029,155.85 = 294,777,198.57/x
  3. Step 3: Cross multiply
    545,672,819.27x = 753,029,155.85 × 294,777,198.57
  4. Step 4: Simplify right side
    545,672,819.27x = 221,975,825,004,344,928
  5. Step 5: Solve for x
    x = 221,975,825,004,344,928/545,672,819.27
  6. Step 6: Final answer
    x = 406,792,893.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.