Home / 8,620,089,432,146.80-12,930,167,694,239-2,085,460,921,218.60

Finding the Fourth Proportional to 8,620,089,432,146.80, 12,930,167,694,239 and 2,085,460,921,218.60

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Solution

The fourth proportional to 8,620,089,432,146.80, 12,930,167,694,239 and 2,085,460,921,218.60 is: 3,128,199,497,626.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,620,089,432,146.80 : 12,930,167,694,239 = 2,085,460,921,218.60 : x
  2. Step 2: Convert to fraction form
    8,620,089,432,146.80/12,930,167,694,239 = 2,085,460,921,218.60/x
  3. Step 3: Cross multiply
    8,620,089,432,146.80x = 12,930,167,694,239 × 2,085,460,921,218.60
  4. Step 4: Simplify right side
    8,620,089,432,146.80x = 26,965,359,431,138,647,138,631,680
  5. Step 5: Solve for x
    x = 26,965,359,431,138,647,138,631,680/8,620,089,432,146.80
  6. Step 6: Final answer
    x = 3,128,199,497,626.68

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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.