Home / 212,576,600.40-318,864,900.60-161,180,350.80

Finding the Fourth Proportional to 212,576,600.40, 318,864,900.60 and 161,180,350.80

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Solution

The fourth proportional to 212,576,600.40, 318,864,900.60 and 161,180,350.80 is: 241,770,526.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,576,600.40 : 318,864,900.60 = 161,180,350.80 : x
  2. Step 2: Convert to fraction form
    212,576,600.40/318,864,900.60 = 161,180,350.80/x
  3. Step 3: Cross multiply
    212,576,600.40x = 318,864,900.60 × 161,180,350.80
  4. Step 4: Simplify right side
    212,576,600.40x = 51,394,756,536,515,136
  5. Step 5: Solve for x
    x = 51,394,756,536,515,136/212,576,600.40
  6. Step 6: Final answer
    x = 241,770,526.20

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1.5x scale

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.