Home / 3,108,247,647.54-4,289,626,268.38-1,770,194,313.78

Finding the Fourth Proportional to 3,108,247,647.54, 4,289,626,268.38 and 1,770,194,313.78

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Solution

The fourth proportional to 3,108,247,647.54, 4,289,626,268.38 and 1,770,194,313.78 is: 2,443,007,407.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,247,647.54 : 4,289,626,268.38 = 1,770,194,313.78 : x
  2. Step 2: Convert to fraction form
    3,108,247,647.54/4,289,626,268.38 = 1,770,194,313.78/x
  3. Step 3: Cross multiply
    3,108,247,647.54x = 4,289,626,268.38 × 1,770,194,313.78
  4. Step 4: Simplify right side
    3,108,247,647.54x = 7,593,472,028,527,596,544
  5. Step 5: Solve for x
    x = 7,593,472,028,527,596,544/3,108,247,647.54
  6. Step 6: Final answer
    x = 2,443,007,407.90

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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.