Home / 267,715,696.74-401,591,992.90-112,112,835.36

Finding the Fourth Proportional to 267,715,696.74, 401,591,992.90 and 112,112,835.36

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Solution

The fourth proportional to 267,715,696.74, 401,591,992.90 and 112,112,835.36 is: 168,176,978.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,715,696.74 : 401,591,992.90 = 112,112,835.36 : x
  2. Step 2: Convert to fraction form
    267,715,696.74/401,591,992.90 = 112,112,835.36/x
  3. Step 3: Cross multiply
    267,715,696.74x = 401,591,992.90 × 112,112,835.36
  4. Step 4: Simplify right side
    267,715,696.74x = 45,023,616,981,891,984
  5. Step 5: Solve for x
    x = 45,023,616,981,891,984/267,715,696.74
  6. Step 6: Final answer
    x = 168,176,978.53

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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.