Home / 85,128,665,264.37-127,693,120,793.25-34,764,099,050.55

Finding the Fourth Proportional to 85,128,665,264.37, 127,693,120,793.25 and 34,764,099,050.55

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Solution

The fourth proportional to 85,128,665,264.37, 127,693,120,793.25 and 34,764,099,050.55 is: 52,146,198,763.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,128,665,264.37 : 127,693,120,793.25 = 34,764,099,050.55 : x
  2. Step 2: Convert to fraction form
    85,128,665,264.37/127,693,120,793.25 = 34,764,099,050.55/x
  3. Step 3: Cross multiply
    85,128,665,264.37x = 127,693,120,793.25 × 34,764,099,050.55
  4. Step 4: Simplify right side
    85,128,665,264.37x = 4,439,136,299,330,389,409,792
  5. Step 5: Solve for x
    x = 4,439,136,299,330,389,409,792/85,128,665,264.37
  6. Step 6: Final answer
    x = 52,146,198,763.30

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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.