Home / 1,322,945,804.26-1,984,418,705.74-493,964,186.02

Finding the Fourth Proportional to 1,322,945,804.26, 1,984,418,705.74 and 493,964,186.02

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Solution

The fourth proportional to 1,322,945,804.26, 1,984,418,705.74 and 493,964,186.02 is: 740,946,278.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,945,804.26 : 1,984,418,705.74 = 493,964,186.02 : x
  2. Step 2: Convert to fraction form
    1,322,945,804.26/1,984,418,705.74 = 493,964,186.02/x
  3. Step 3: Cross multiply
    1,322,945,804.26x = 1,984,418,705.74 × 493,964,186.02
  4. Step 4: Simplify right side
    1,322,945,804.26x = 980,231,770,703,720,960
  5. Step 5: Solve for x
    x = 980,231,770,703,720,960/1,322,945,804.26
  6. Step 6: Final answer
    x = 740,946,278.79

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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.