Home / 157,601,118.20-236,202,611.70-76,647,774.20

Finding the Fourth Proportional to 157,601,118.20, 236,202,611.70 and 76,647,774.20

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Solution

The fourth proportional to 157,601,118.20, 236,202,611.70 and 76,647,774.20 is: 114,874,847.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,601,118.20 : 236,202,611.70 = 76,647,774.20 : x
  2. Step 2: Convert to fraction form
    157,601,118.20/236,202,611.70 = 76,647,774.20/x
  3. Step 3: Cross multiply
    157,601,118.20x = 236,202,611.70 × 76,647,774.20
  4. Step 4: Simplify right side
    157,601,118.20x = 18,104,404,447,031,876
  5. Step 5: Solve for x
    x = 18,104,404,447,031,876/157,601,118.20
  6. Step 6: Final answer
    x = 114,874,847.68

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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.