Home / 851,576,743.22-1,277,356,599.20-269,311,087.94

Finding the Fourth Proportional to 851,576,743.22, 1,277,356,599.20 and 269,311,087.94

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Solution

The fourth proportional to 851,576,743.22, 1,277,356,599.20 and 269,311,087.94 is: 403,963,938.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,576,743.22 : 1,277,356,599.20 = 269,311,087.94 : x
  2. Step 2: Convert to fraction form
    851,576,743.22/1,277,356,599.20 = 269,311,087.94/x
  3. Step 3: Cross multiply
    851,576,743.22x = 1,277,356,599.20 × 269,311,087.94
  4. Step 4: Simplify right side
    851,576,743.22x = 344,006,295,417,890,560
  5. Step 5: Solve for x
    x = 344,006,295,417,890,560/851,576,743.22
  6. Step 6: Final answer
    x = 403,963,938.84

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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.