Home / 7,991,297,999.90-11,986,946,999.85-7,610,361,091.10

Finding the Fourth Proportional to 7,991,297,999.90, 11,986,946,999.85 and 7,610,361,091.10

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Solution

The fourth proportional to 7,991,297,999.90, 11,986,946,999.85 and 7,610,361,091.10 is: 11,415,541,636.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,991,297,999.90 : 11,986,946,999.85 = 7,610,361,091.10 : x
  2. Step 2: Convert to fraction form
    7,991,297,999.90/11,986,946,999.85 = 7,610,361,091.10/x
  3. Step 3: Cross multiply
    7,991,297,999.90x = 11,986,946,999.85 × 7,610,361,091.10
  4. Step 4: Simplify right side
    7,991,297,999.90x = 91,224,995,048,736,325,632
  5. Step 5: Solve for x
    x = 91,224,995,048,736,325,632/7,991,297,999.90
  6. Step 6: Final answer
    x = 11,415,541,636.65

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1.5x scale

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.