Home / 196,237,056-270,794,933.40-108,126,122.91

Finding the Fourth Proportional to 196,237,056, 270,794,933.40 and 108,126,122.91

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Solution

The fourth proportional to 196,237,056, 270,794,933.40 and 108,126,122.91 is: 149,207,325.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,237,056 : 270,794,933.40 = 108,126,122.91 : x
  2. Step 2: Convert to fraction form
    196,237,056/270,794,933.40 = 108,126,122.91/x
  3. Step 3: Cross multiply
    196,237,056x = 270,794,933.40 × 108,126,122.91
  4. Step 4: Simplify right side
    196,237,056x = 29,280,006,252,213,660
  5. Step 5: Solve for x
    x = 29,280,006,252,213,660/196,237,056
  6. Step 6: Final answer
    x = 149,207,325.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.