Home / 267,275,762.32-400,921,937.88-127,185,523.60

Finding the Fourth Proportional to 267,275,762.32, 400,921,937.88 and 127,185,523.60

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Solution

The fourth proportional to 267,275,762.32, 400,921,937.88 and 127,185,523.60 is: 190,782,232.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,275,762.32 : 400,921,937.88 = 127,185,523.60 : x
  2. Step 2: Convert to fraction form
    267,275,762.32/400,921,937.88 = 127,185,523.60/x
  3. Step 3: Cross multiply
    267,275,762.32x = 400,921,937.88 × 127,185,523.60
  4. Step 4: Simplify right side
    267,275,762.32x = 50,991,466,591,994,472
  5. Step 5: Solve for x
    x = 50,991,466,591,994,472/267,275,762.32
  6. Step 6: Final answer
    x = 190,782,232.36

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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.