Home / 445,034,541.60-667,091,230.20-199,508,799.60

Finding the Fourth Proportional to 445,034,541.60, 667,091,230.20 and 199,508,799.60

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Solution

The fourth proportional to 445,034,541.60, 667,091,230.20 and 199,508,799.60 is: 299,056,720.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,034,541.60 : 667,091,230.20 = 199,508,799.60 : x
  2. Step 2: Convert to fraction form
    445,034,541.60/667,091,230.20 = 199,508,799.60/x
  3. Step 3: Cross multiply
    445,034,541.60x = 667,091,230.20 × 199,508,799.60
  4. Step 4: Simplify right side
    445,034,541.60x = 133,090,570,560,889,280
  5. Step 5: Solve for x
    x = 133,090,570,560,889,280/445,034,541.60
  6. Step 6: Final answer
    x = 299,056,720.59

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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.