Home / 331,128,269.60-496,692,404.40-324,325,824.80

Finding the Fourth Proportional to 331,128,269.60, 496,692,404.40 and 324,325,824.80

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Solution

The fourth proportional to 331,128,269.60, 496,692,404.40 and 324,325,824.80 is: 486,488,737.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,128,269.60 : 496,692,404.40 = 324,325,824.80 : x
  2. Step 2: Convert to fraction form
    331,128,269.60/496,692,404.40 = 324,325,824.80/x
  3. Step 3: Cross multiply
    331,128,269.60x = 496,692,404.40 × 324,325,824.80
  4. Step 4: Simplify right side
    331,128,269.60x = 161,090,173,728,925,152
  5. Step 5: Solve for x
    x = 161,090,173,728,925,152/331,128,269.60
  6. Step 6: Final answer
    x = 486,488,737.20

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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.