Home / 342,442,836.48-513,664,607.88-160,690,189.44

Finding the Fourth Proportional to 342,442,836.48, 513,664,607.88 and 160,690,189.44

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Solution

The fourth proportional to 342,442,836.48, 513,664,607.88 and 160,690,189.44 is: 241,035,449.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,442,836.48 : 513,664,607.88 = 160,690,189.44 : x
  2. Step 2: Convert to fraction form
    342,442,836.48/513,664,607.88 = 160,690,189.44/x
  3. Step 3: Cross multiply
    342,442,836.48x = 513,664,607.88 × 160,690,189.44
  4. Step 4: Simplify right side
    342,442,836.48x = 82,540,863,148,860,512
  5. Step 5: Solve for x
    x = 82,540,863,148,860,512/342,442,836.48
  6. Step 6: Final answer
    x = 241,035,449.88

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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.