Home / 682,085,402.26-1,022,688,213.23-267,604,112.81

Finding the Fourth Proportional to 682,085,402.26, 1,022,688,213.23 and 267,604,112.81

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Solution

The fourth proportional to 682,085,402.26, 1,022,688,213.23 and 267,604,112.81 is: 401,233,586.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,085,402.26 : 1,022,688,213.23 = 267,604,112.81 : x
  2. Step 2: Convert to fraction form
    682,085,402.26/1,022,688,213.23 = 267,604,112.81/x
  3. Step 3: Cross multiply
    682,085,402.26x = 1,022,688,213.23 × 267,604,112.81
  4. Step 4: Simplify right side
    682,085,402.26x = 273,675,571,985,883,968
  5. Step 5: Solve for x
    x = 273,675,571,985,883,968/682,085,402.26
  6. Step 6: Final answer
    x = 401,233,586.12

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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.