Home / 403,682,751.60-605,524,127.40-331,938,216.60

Finding the Fourth Proportional to 403,682,751.60, 605,524,127.40 and 331,938,216.60

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Solution

The fourth proportional to 403,682,751.60, 605,524,127.40 and 331,938,216.60 is: 497,907,324.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,682,751.60 : 605,524,127.40 = 331,938,216.60 : x
  2. Step 2: Convert to fraction form
    403,682,751.60/605,524,127.40 = 331,938,216.60/x
  3. Step 3: Cross multiply
    403,682,751.60x = 605,524,127.40 × 331,938,216.60
  4. Step 4: Simplify right side
    403,682,751.60x = 200,996,598,957,427,200
  5. Step 5: Solve for x
    x = 200,996,598,957,427,200/403,682,751.60
  6. Step 6: Final answer
    x = 497,907,324.90

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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.