Home / 886,549,942.40-1,329,704,191.20-231,552,190.40

Finding the Fourth Proportional to 886,549,942.40, 1,329,704,191.20 and 231,552,190.40

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Solution

The fourth proportional to 886,549,942.40, 1,329,704,191.20 and 231,552,190.40 is: 347,296,754.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,549,942.40 : 1,329,704,191.20 = 231,552,190.40 : x
  2. Step 2: Convert to fraction form
    886,549,942.40/1,329,704,191.20 = 231,552,190.40/x
  3. Step 3: Cross multiply
    886,549,942.40x = 1,329,704,191.20 × 231,552,190.40
  4. Step 4: Simplify right side
    886,549,942.40x = 307,895,918,056,420,416
  5. Step 5: Solve for x
    x = 307,895,918,056,420,416/886,549,942.40
  6. Step 6: Final answer
    x = 347,296,754.90

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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.