Home / 939,619,659.56-1,409,414,559.42-230,575,830.44

Finding the Fourth Proportional to 939,619,659.56, 1,409,414,559.42 and 230,575,830.44

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Solution

The fourth proportional to 939,619,659.56, 1,409,414,559.42 and 230,575,830.44 is: 345,860,081.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    939,619,659.56 : 1,409,414,559.42 = 230,575,830.44 : x
  2. Step 2: Convert to fraction form
    939,619,659.56/1,409,414,559.42 = 230,575,830.44/x
  3. Step 3: Cross multiply
    939,619,659.56x = 1,409,414,559.42 × 230,575,830.44
  4. Step 4: Simplify right side
    939,619,659.56x = 324,976,932,472,493,248
  5. Step 5: Solve for x
    x = 324,976,932,472,493,248/939,619,659.56
  6. Step 6: Final answer
    x = 345,860,081.97

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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.