Home / 794,467,324.98-1,189,998,446.04-646,211,163.60

Finding the Fourth Proportional to 794,467,324.98, 1,189,998,446.04 and 646,211,163.60

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Solution

The fourth proportional to 794,467,324.98, 1,189,998,446.04 and 646,211,163.60 is: 967,931,916.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,467,324.98 : 1,189,998,446.04 = 646,211,163.60 : x
  2. Step 2: Convert to fraction form
    794,467,324.98/1,189,998,446.04 = 646,211,163.60/x
  3. Step 3: Cross multiply
    794,467,324.98x = 1,189,998,446.04 × 646,211,163.60
  4. Step 4: Simplify right side
    794,467,324.98x = 768,990,280,497,700,224
  5. Step 5: Solve for x
    x = 768,990,280,497,700,224/794,467,324.98
  6. Step 6: Final answer
    x = 967,931,916.54

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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.