Home / 979,267,932.20-1,468,901,898.30-252,256,644.20

Finding the Fourth Proportional to 979,267,932.20, 1,468,901,898.30 and 252,256,644.20

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Solution

The fourth proportional to 979,267,932.20, 1,468,901,898.30 and 252,256,644.20 is: 378,384,966.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,267,932.20 : 1,468,901,898.30 = 252,256,644.20 : x
  2. Step 2: Convert to fraction form
    979,267,932.20/1,468,901,898.30 = 252,256,644.20/x
  3. Step 3: Cross multiply
    979,267,932.20x = 1,468,901,898.30 × 252,256,644.20
  4. Step 4: Simplify right side
    979,267,932.20x = 370,540,263,524,167,680
  5. Step 5: Solve for x
    x = 370,540,263,524,167,680/979,267,932.20
  6. Step 6: Final answer
    x = 378,384,966.30

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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.