Home / 6,991,568,240.25-9,648,368,035.42-3,776,478,211.16

Finding the Fourth Proportional to 6,991,568,240.25, 9,648,368,035.42 and 3,776,478,211.16

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Solution

The fourth proportional to 6,991,568,240.25, 9,648,368,035.42 and 3,776,478,211.16 is: 5,211,542,018.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,991,568,240.25 : 9,648,368,035.42 = 3,776,478,211.16 : x
  2. Step 2: Convert to fraction form
    6,991,568,240.25/9,648,368,035.42 = 3,776,478,211.16/x
  3. Step 3: Cross multiply
    6,991,568,240.25x = 9,648,368,035.42 × 3,776,478,211.16
  4. Step 4: Simplify right side
    6,991,568,240.25x = 36,436,851,658,968,006,656
  5. Step 5: Solve for x
    x = 36,436,851,658,968,006,656/6,991,568,240.25
  6. Step 6: Final answer
    x = 5,211,542,018.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.