Home / 3,393,107,889.60-5,089,661,834.40-939,444,792.60

Finding the Fourth Proportional to 3,393,107,889.60, 5,089,661,834.40 and 939,444,792.60

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Solution

The fourth proportional to 3,393,107,889.60, 5,089,661,834.40 and 939,444,792.60 is: 1,409,167,188.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,107,889.60 : 5,089,661,834.40 = 939,444,792.60 : x
  2. Step 2: Convert to fraction form
    3,393,107,889.60/5,089,661,834.40 = 939,444,792.60/x
  3. Step 3: Cross multiply
    3,393,107,889.60x = 5,089,661,834.40 × 939,444,792.60
  4. Step 4: Simplify right side
    3,393,107,889.60x = 4,781,456,306,422,043,648
  5. Step 5: Solve for x
    x = 4,781,456,306,422,043,648/3,393,107,889.60
  6. Step 6: Final answer
    x = 1,409,167,188.90

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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.