Home / 3,393,107,911.60-5,089,661,867.40-939,444,814.60

Finding the Fourth Proportional to 3,393,107,911.60, 5,089,661,867.40 and 939,444,814.60

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Solution

The fourth proportional to 3,393,107,911.60, 5,089,661,867.40 and 939,444,814.60 is: 1,409,167,221.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,107,911.60 : 5,089,661,867.40 = 939,444,814.60 : x
  2. Step 2: Convert to fraction form
    3,393,107,911.60/5,089,661,867.40 = 939,444,814.60/x
  3. Step 3: Cross multiply
    3,393,107,911.60x = 5,089,661,867.40 × 939,444,814.60
  4. Step 4: Simplify right side
    3,393,107,911.60x = 4,781,456,449,396,282,368
  5. Step 5: Solve for x
    x = 4,781,456,449,396,282,368/3,393,107,911.60
  6. Step 6: Final answer
    x = 1,409,167,221.90

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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.