Home / 383,078,993,597.82-574,619,043,431.80-156,438,445,635.57

Finding the Fourth Proportional to 383,078,993,597.82, 574,619,043,431.80 and 156,438,445,635.57

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Solution

The fourth proportional to 383,078,993,597.82, 574,619,043,431.80 and 156,438,445,635.57 is: 234,657,894,296.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,078,993,597.82 : 574,619,043,431.80 = 156,438,445,635.57 : x
  2. Step 2: Convert to fraction form
    383,078,993,597.82/574,619,043,431.80 = 156,438,445,635.57/x
  3. Step 3: Cross multiply
    383,078,993,597.82x = 574,619,043,431.80 × 156,438,445,635.57
  4. Step 4: Simplify right side
    383,078,993,597.82x = 89,892,509,987,068,885,073,920
  5. Step 5: Solve for x
    x = 89,892,509,987,068,885,073,920/383,078,993,597.82
  6. Step 6: Final answer
    x = 234,657,894,296.98

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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.