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Finding the Fourth Proportional to 850,662,002.70, 1,273,977,464.85 and 850,662,002.70

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Solution

The fourth proportional to 850,662,002.70, 1,273,977,464.85 and 850,662,002.70 is: 1,273,977,464.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,662,002.70 : 1,273,977,464.85 = 850,662,002.70 : x
  2. Step 2: Convert to fraction form
    850,662,002.70/1,273,977,464.85 = 850,662,002.70/x
  3. Step 3: Cross multiply
    850,662,002.70x = 1,273,977,464.85 × 850,662,002.70
  4. Step 4: Simplify right side
    850,662,002.70x = 1,083,724,221,643,969,792
  5. Step 5: Solve for x
    x = 1,083,724,221,643,969,792/850,662,002.70
  6. Step 6: Final answer
    x = 1,273,977,464.85

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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.