Home / 132,880,659.60-199,320,989.40-117,764,115.60

Finding the Fourth Proportional to 132,880,659.60, 199,320,989.40 and 117,764,115.60

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Solution

The fourth proportional to 132,880,659.60, 199,320,989.40 and 117,764,115.60 is: 176,646,173.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,880,659.60 : 199,320,989.40 = 117,764,115.60 : x
  2. Step 2: Convert to fraction form
    132,880,659.60/199,320,989.40 = 117,764,115.60/x
  3. Step 3: Cross multiply
    132,880,659.60x = 199,320,989.40 × 117,764,115.60
  4. Step 4: Simplify right side
    132,880,659.60x = 23,472,860,037,207,976
  5. Step 5: Solve for x
    x = 23,472,860,037,207,976/132,880,659.60
  6. Step 6: Final answer
    x = 176,646,173.40

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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.