Home / 2,857,770,686.43-4,285,890,754.27-787,000,201.11

Finding the Fourth Proportional to 2,857,770,686.43, 4,285,890,754.27 and 787,000,201.11

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Solution

The fourth proportional to 2,857,770,686.43, 4,285,890,754.27 and 787,000,201.11 is: 1,180,289,552.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,770,686.43 : 4,285,890,754.27 = 787,000,201.11 : x
  2. Step 2: Convert to fraction form
    2,857,770,686.43/4,285,890,754.27 = 787,000,201.11/x
  3. Step 3: Cross multiply
    2,857,770,686.43x = 4,285,890,754.27 × 787,000,201.11
  4. Step 4: Simplify right side
    2,857,770,686.43x = 3,372,996,885,544,012,288
  5. Step 5: Solve for x
    x = 3,372,996,885,544,012,288/2,857,770,686.43
  6. Step 6: Final answer
    x = 1,180,289,552.82

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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.