Home / 886,002,667,612.05-1,222,667,743,314.10-500,618,739,157.65

Finding the Fourth Proportional to 886,002,667,612.05, 1,222,667,743,314.10 and 500,618,739,157.65

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Solution

The fourth proportional to 886,002,667,612.05, 1,222,667,743,314.10 and 500,618,739,157.65 is: 690,844,854,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,002,667,612.05 : 1,222,667,743,314.10 = 500,618,739,157.65 : x
  2. Step 2: Convert to fraction form
    886,002,667,612.05/1,222,667,743,314.10 = 500,618,739,157.65/x
  3. Step 3: Cross multiply
    886,002,667,612.05x = 1,222,667,743,314.10 × 500,618,739,157.65
  4. Step 4: Simplify right side
    886,002,667,612.05x = 612,090,384,066,634,112,303,104
  5. Step 5: Solve for x
    x = 612,090,384,066,634,112,303,104/886,002,667,612.05
  6. Step 6: Final answer
    x = 690,844,854,583.04

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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.