Home / 786,858,584.16-1,180,206,993.46-262,171,015.86

Finding the Fourth Proportional to 786,858,584.16, 1,180,206,993.46 and 262,171,015.86

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Solution

The fourth proportional to 786,858,584.16, 1,180,206,993.46 and 262,171,015.86 is: 393,229,574.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,858,584.16 : 1,180,206,993.46 = 262,171,015.86 : x
  2. Step 2: Convert to fraction form
    786,858,584.16/1,180,206,993.46 = 262,171,015.86/x
  3. Step 3: Cross multiply
    786,858,584.16x = 1,180,206,993.46 × 262,171,015.86
  4. Step 4: Simplify right side
    786,858,584.16x = 309,416,066,398,108,480
  5. Step 5: Solve for x
    x = 309,416,066,398,108,480/786,858,584.16
  6. Step 6: Final answer
    x = 393,229,574.70

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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.