Home / 36,968,436,922.30-55,438,519,879.38-20,171,270,191.18

Finding the Fourth Proportional to 36,968,436,922.30, 55,438,519,879.38 and 20,171,270,191.18

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Solution

The fourth proportional to 36,968,436,922.30, 55,438,519,879.38 and 20,171,270,191.18 is: 30,249,192,462.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,968,436,922.30 : 55,438,519,879.38 = 20,171,270,191.18 : x
  2. Step 2: Convert to fraction form
    36,968,436,922.30/55,438,519,879.38 = 20,171,270,191.18/x
  3. Step 3: Cross multiply
    36,968,436,922.30x = 55,438,519,879.38 × 20,171,270,191.18
  4. Step 4: Simplify right side
    36,968,436,922.30x = 1,118,265,363,486,243,815,424
  5. Step 5: Solve for x
    x = 1,118,265,363,486,243,815,424/36,968,436,922.30
  6. Step 6: Final answer
    x = 30,249,192,462.12

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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.