Home / 85,128,665,257.85-127,693,120,783.49-34,764,099,044.03

Finding the Fourth Proportional to 85,128,665,257.85, 127,693,120,783.49 and 34,764,099,044.03

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Solution

The fourth proportional to 85,128,665,257.85, 127,693,120,783.49 and 34,764,099,044.03 is: 52,146,198,753.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,128,665,257.85 : 127,693,120,783.49 = 34,764,099,044.03 : x
  2. Step 2: Convert to fraction form
    85,128,665,257.85/127,693,120,783.49 = 34,764,099,044.03/x
  3. Step 3: Cross multiply
    85,128,665,257.85x = 127,693,120,783.49 × 34,764,099,044.03
  4. Step 4: Simplify right side
    85,128,665,257.85x = 4,439,136,298,158,532,329,472
  5. Step 5: Solve for x
    x = 4,439,136,298,158,532,329,472/85,128,665,257.85
  6. Step 6: Final answer
    x = 52,146,198,753.53

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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.