Finding the Fourth Proportional to 718,769,343,382.74, 1,078,220,294,053.40 and 234,726,100,568.49
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Solution
The fourth proportional to 718,769,343,382.74, 1,078,220,294,053.40 and 234,726,100,568.49 is: 352,110,795,357.33
Step by Step Solution
- Step 1: Write the proportion equation
718,769,343,382.74 : 1,078,220,294,053.40 = 234,726,100,568.49 : x - Step 2: Convert to fraction form
718,769,343,382.74/1,078,220,294,053.40 = 234,726,100,568.49/x - Step 3: Cross multiply
718,769,343,382.74x = 1,078,220,294,053.40 × 234,726,100,568.49 - Step 4: Simplify right side
718,769,343,382.74x = 253,086,445,176,965,222,629,376 - Step 5: Solve for x
x = 253,086,445,176,965,222,629,376/718,769,343,382.74 - Step 6: Final answer
x = 352,110,795,357.33
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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.