Home / 887,904,006.60-1,331,856,009.90-827,437,830.60

Finding the Fourth Proportional to 887,904,006.60, 1,331,856,009.90 and 827,437,830.60

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Solution

The fourth proportional to 887,904,006.60, 1,331,856,009.90 and 827,437,830.60 is: 1,241,156,745.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,904,006.60 : 1,331,856,009.90 = 827,437,830.60 : x
  2. Step 2: Convert to fraction form
    887,904,006.60/1,331,856,009.90 = 827,437,830.60/x
  3. Step 3: Cross multiply
    887,904,006.60x = 1,331,856,009.90 × 827,437,830.60
  4. Step 4: Simplify right side
    887,904,006.60x = 1,102,028,047,503,228,288
  5. Step 5: Solve for x
    x = 1,102,028,047,503,228,288/887,904,006.60
  6. Step 6: Final answer
    x = 1,241,156,745.90

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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.