Home / 285,474,199,231.44-428,387,430,344.07-132,290,536,765.41

Finding the Fourth Proportional to 285,474,199,231.44, 428,387,430,344.07 and 132,290,536,765.41

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Solution

The fourth proportional to 285,474,199,231.44, 428,387,430,344.07 and 132,290,536,765.41 is: 198,517,425,589.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,474,199,231.44 : 428,387,430,344.07 = 132,290,536,765.41 : x
  2. Step 2: Convert to fraction form
    285,474,199,231.44/428,387,430,344.07 = 132,290,536,765.41/x
  3. Step 3: Cross multiply
    285,474,199,231.44x = 428,387,430,344.07 × 132,290,536,765.41
  4. Step 4: Simplify right side
    285,474,199,231.44x = 56,671,603,103,771,708,620,800
  5. Step 5: Solve for x
    x = 56,671,603,103,771,708,620,800/285,474,199,231.44
  6. Step 6: Final answer
    x = 198,517,425,589.93

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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.