Home / 85,128,665,256.85-127,693,120,781.99-34,764,099,043.03

Finding the Fourth Proportional to 85,128,665,256.85, 127,693,120,781.99 and 34,764,099,043.03

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Solution

The fourth proportional to 85,128,665,256.85, 127,693,120,781.99 and 34,764,099,043.03 is: 52,146,198,752.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,128,665,256.85 : 127,693,120,781.99 = 34,764,099,043.03 : x
  2. Step 2: Convert to fraction form
    85,128,665,256.85/127,693,120,781.99 = 34,764,099,043.03/x
  3. Step 3: Cross multiply
    85,128,665,256.85x = 127,693,120,781.99 × 34,764,099,043.03
  4. Step 4: Simplify right side
    85,128,665,256.85x = 4,439,136,297,979,203,289,088
  5. Step 5: Solve for x
    x = 4,439,136,297,979,203,289,088/85,128,665,256.85
  6. Step 6: Final answer
    x = 52,146,198,752.03

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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.