Home / 2,147,474,189.62-2,963,467,916.49-1,243,268,249.86

Finding the Fourth Proportional to 2,147,474,189.62, 2,963,467,916.49 and 1,243,268,249.86

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Solution

The fourth proportional to 2,147,474,189.62, 2,963,467,916.49 and 1,243,268,249.86 is: 1,715,683,284.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,474,189.62 : 2,963,467,916.49 = 1,243,268,249.86 : x
  2. Step 2: Convert to fraction form
    2,147,474,189.62/2,963,467,916.49 = 1,243,268,249.86/x
  3. Step 3: Cross multiply
    2,147,474,189.62x = 2,963,467,916.49 × 1,243,268,249.86
  4. Step 4: Simplify right side
    2,147,474,189.62x = 3,684,385,570,050,782,208
  5. Step 5: Solve for x
    x = 3,684,385,570,050,782,208/2,147,474,189.62
  6. Step 6: Final answer
    x = 1,715,683,284.05

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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.