Home / 202,156,556.40-303,433,900.20-100,035,903.60

Finding the Fourth Proportional to 202,156,556.40, 303,433,900.20 and 100,035,903.60

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Solution

The fourth proportional to 202,156,556.40, 303,433,900.20 and 100,035,903.60 is: 150,152,361.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,156,556.40 : 303,433,900.20 = 100,035,903.60 : x
  2. Step 2: Convert to fraction form
    202,156,556.40/303,433,900.20 = 100,035,903.60/x
  3. Step 3: Cross multiply
    202,156,556.40x = 303,433,900.20 × 100,035,903.60
  4. Step 4: Simplify right side
    202,156,556.40x = 30,354,284,389,379,216
  5. Step 5: Solve for x
    x = 30,354,284,389,379,216/202,156,556.40
  6. Step 6: Final answer
    x = 150,152,361.76

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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.