Finding the Fourth Proportional to 1,775,010,619.26, 2,449,586,757.96 and 982,043,683.61
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Solution
The fourth proportional to 1,775,010,619.26, 2,449,586,757.96 and 982,043,683.61 is: 1,355,260,175.34
Step by Step Solution
- Step 1: Write the proportion equation
1,775,010,619.26 : 2,449,586,757.96 = 982,043,683.61 : x - Step 2: Convert to fraction form
1,775,010,619.26/2,449,586,757.96 = 982,043,683.61/x - Step 3: Cross multiply
1,775,010,619.26x = 2,449,586,757.96 × 982,043,683.61 - Step 4: Simplify right side
1,775,010,619.26x = 2,405,601,203,097,068,032 - Step 5: Solve for x
x = 2,405,601,203,097,068,032/1,775,010,619.26 - Step 6: Final answer
x = 1,355,260,175.34
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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.