Home / 2,231,449,939.56-3,079,308,445.68-1,214,179,566.32

Finding the Fourth Proportional to 2,231,449,939.56, 3,079,308,445.68 and 1,214,179,566.32

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Solution

The fourth proportional to 2,231,449,939.56, 3,079,308,445.68 and 1,214,179,566.32 is: 1,675,517,486.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231,449,939.56 : 3,079,308,445.68 = 1,214,179,566.32 : x
  2. Step 2: Convert to fraction form
    2,231,449,939.56/3,079,308,445.68 = 1,214,179,566.32/x
  3. Step 3: Cross multiply
    2,231,449,939.56x = 3,079,308,445.68 × 1,214,179,566.32
  4. Step 4: Simplify right side
    2,231,449,939.56x = 3,738,833,393,141,255,168
  5. Step 5: Solve for x
    x = 3,738,833,393,141,255,168/2,231,449,939.56
  6. Step 6: Final answer
    x = 1,675,517,486.12

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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.