Home / 823,479,523.88-1,235,259,012.67-270,769,715.60

Finding the Fourth Proportional to 823,479,523.88, 1,235,259,012.67 and 270,769,715.60

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Solution

The fourth proportional to 823,479,523.88, 1,235,259,012.67 and 270,769,715.60 is: 406,167,636.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,479,523.88 : 1,235,259,012.67 = 270,769,715.60 : x
  2. Step 2: Convert to fraction form
    823,479,523.88/1,235,259,012.67 = 270,769,715.60/x
  3. Step 3: Cross multiply
    823,479,523.88x = 1,235,259,012.67 × 270,769,715.60
  4. Step 4: Simplify right side
    823,479,523.88x = 334,470,731,546,139,520
  5. Step 5: Solve for x
    x = 334,470,731,546,139,520/823,479,523.88
  6. Step 6: Final answer
    x = 406,167,636.05

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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.