Home / 396,968,722.61-595,354,085.11-116,793,886.42

Finding the Fourth Proportional to 396,968,722.61, 595,354,085.11 and 116,793,886.42

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Solution

The fourth proportional to 396,968,722.61, 595,354,085.11 and 116,793,886.42 is: 175,161,702.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,968,722.61 : 595,354,085.11 = 116,793,886.42 : x
  2. Step 2: Convert to fraction form
    396,968,722.61/595,354,085.11 = 116,793,886.42/x
  3. Step 3: Cross multiply
    396,968,722.61x = 595,354,085.11 × 116,793,886.42
  4. Step 4: Simplify right side
    396,968,722.61x = 69,533,717,396,020,352
  5. Step 5: Solve for x
    x = 69,533,717,396,020,352/396,968,722.61
  6. Step 6: Final answer
    x = 175,161,702.76

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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.