Home / 694,811,147.48-1,042,250,239.74-228,462,245.84

Finding the Fourth Proportional to 694,811,147.48, 1,042,250,239.74 and 228,462,245.84

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Solution

The fourth proportional to 694,811,147.48, 1,042,250,239.74 and 228,462,245.84 is: 342,704,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,811,147.48 : 1,042,250,239.74 = 228,462,245.84 : x
  2. Step 2: Convert to fraction form
    694,811,147.48/1,042,250,239.74 = 228,462,245.84/x
  3. Step 3: Cross multiply
    694,811,147.48x = 1,042,250,239.74 × 228,462,245.84
  4. Step 4: Simplify right side
    694,811,147.48x = 238,114,830,498,278,816
  5. Step 5: Solve for x
    x = 238,114,830,498,278,816/694,811,147.48
  6. Step 6: Final answer
    x = 342,704,390.05

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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.