Home / 396,968,720.61-595,354,082.11-116,793,884.42

Finding the Fourth Proportional to 396,968,720.61, 595,354,082.11 and 116,793,884.42

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Solution

The fourth proportional to 396,968,720.61, 595,354,082.11 and 116,793,884.42 is: 175,161,699.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,968,720.61 : 595,354,082.11 = 116,793,884.42 : x
  2. Step 2: Convert to fraction form
    396,968,720.61/595,354,082.11 = 116,793,884.42/x
  3. Step 3: Cross multiply
    396,968,720.61x = 595,354,082.11 × 116,793,884.42
  4. Step 4: Simplify right side
    396,968,720.61x = 69,533,715,853,892,024
  5. Step 5: Solve for x
    x = 69,533,715,853,892,024/396,968,720.61
  6. Step 6: Final answer
    x = 175,161,699.76

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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.