Home / 3,784,007,078.65-5,184,003,039.79-3,642,530,661.01

Finding the Fourth Proportional to 3,784,007,078.65, 5,184,003,039.79 and 3,642,530,661.01

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Solution

The fourth proportional to 3,784,007,078.65, 5,184,003,039.79 and 3,642,530,661.01 is: 4,990,183,587.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,784,007,078.65 : 5,184,003,039.79 = 3,642,530,661.01 : x
  2. Step 2: Convert to fraction form
    3,784,007,078.65/5,184,003,039.79 = 3,642,530,661.01/x
  3. Step 3: Cross multiply
    3,784,007,078.65x = 5,184,003,039.79 × 3,642,530,661.01
  4. Step 4: Simplify right side
    3,784,007,078.65x = 18,882,890,019,204,120,576
  5. Step 5: Solve for x
    x = 18,882,890,019,204,120,576/3,784,007,078.65
  6. Step 6: Final answer
    x = 4,990,183,587.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.