Home / 85,128,665,262.87-127,693,120,791-34,764,099,049.05

Finding the Fourth Proportional to 85,128,665,262.87, 127,693,120,791 and 34,764,099,049.05

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Solution

The fourth proportional to 85,128,665,262.87, 127,693,120,791 and 34,764,099,049.05 is: 52,146,198,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,128,665,262.87 : 127,693,120,791 = 34,764,099,049.05 : x
  2. Step 2: Convert to fraction form
    85,128,665,262.87/127,693,120,791 = 34,764,099,049.05/x
  3. Step 3: Cross multiply
    85,128,665,262.87x = 127,693,120,791 × 34,764,099,049.05
  4. Step 4: Simplify right side
    85,128,665,262.87x = 4,439,136,299,060,630,126,592
  5. Step 5: Solve for x
    x = 4,439,136,299,060,630,126,592/85,128,665,262.87
  6. Step 6: Final answer
    x = 52,146,198,761.05

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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.