Home / 3,638,769,801,091.80-5,458,490,238,969.90-1,188,300,884,344.60

Finding the Fourth Proportional to 3,638,769,801,091.80, 5,458,490,238,969.90 and 1,188,300,884,344.60

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Solution

The fourth proportional to 3,638,769,801,091.80, 5,458,490,238,969.90 and 1,188,300,884,344.60 is: 1,782,560,901,821.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,638,769,801,091.80 : 5,458,490,238,969.90 = 1,188,300,884,344.60 : x
  2. Step 2: Convert to fraction form
    3,638,769,801,091.80/5,458,490,238,969.90 = 1,188,300,884,344.60/x
  3. Step 3: Cross multiply
    3,638,769,801,091.80x = 5,458,490,238,969.90 × 1,188,300,884,344.60
  4. Step 4: Simplify right side
    3,638,769,801,091.80x = 6,486,328,778,154,300,372,156,416
  5. Step 5: Solve for x
    x = 6,486,328,778,154,300,372,156,416/3,638,769,801,091.80
  6. Step 6: Final answer
    x = 1,782,560,901,821.30

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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.