Finding the Fourth Proportional to 1,613,560,244,719.80, 2,420,764,884,721.60 and 579,867,681,584.80
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Solution
The fourth proportional to 1,613,560,244,719.80, 2,420,764,884,721.60 and 579,867,681,584.80 is: 869,954,081,949.49
Step by Step Solution
- Step 1: Write the proportion equation
1,613,560,244,719.80 : 2,420,764,884,721.60 = 579,867,681,584.80 : x - Step 2: Convert to fraction form
1,613,560,244,719.80/2,420,764,884,721.60 = 579,867,681,584.80/x - Step 3: Cross multiply
1,613,560,244,719.80x = 2,420,764,884,721.60 × 579,867,681,584.80 - Step 4: Simplify right side
1,613,560,244,719.80x = 1,403,723,321,365,410,126,757,888 - Step 5: Solve for x
x = 1,403,723,321,365,410,126,757,888/1,613,560,244,719.80 - Step 6: Final answer
x = 869,954,081,949.49
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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.