Home / 178,487,672.25-267,844,765.83-76,252,478.97

Finding the Fourth Proportional to 178,487,672.25, 267,844,765.83 and 76,252,478.97

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Solution

The fourth proportional to 178,487,672.25, 267,844,765.83 and 76,252,478.97 is: 114,427,103.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,487,672.25 : 267,844,765.83 = 76,252,478.97 : x
  2. Step 2: Convert to fraction form
    178,487,672.25/267,844,765.83 = 76,252,478.97/x
  3. Step 3: Cross multiply
    178,487,672.25x = 267,844,765.83 × 76,252,478.97
  4. Step 4: Simplify right side
    178,487,672.25x = 20,423,827,373,676,652
  5. Step 5: Solve for x
    x = 20,423,827,373,676,652/178,487,672.25
  6. Step 6: Final answer
    x = 114,427,103.65

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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.