Finding the Fourth Proportional to 5,539,805,193.84, 8,310,218,625.63 and 1,809,116,137.32
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Solution
The fourth proportional to 5,539,805,193.84, 8,310,218,625.63 and 1,809,116,137.32 is: 2,713,841,027.66
Step by Step Solution
- Step 1: Write the proportion equation
5,539,805,193.84 : 8,310,218,625.63 = 1,809,116,137.32 : x - Step 2: Convert to fraction form
5,539,805,193.84/8,310,218,625.63 = 1,809,116,137.32/x - Step 3: Cross multiply
5,539,805,193.84x = 8,310,218,625.63 × 1,809,116,137.32 - Step 4: Simplify right side
5,539,805,193.84x = 15,034,150,620,284,465,152 - Step 5: Solve for x
x = 15,034,150,620,284,465,152/5,539,805,193.84 - Step 6: Final answer
x = 2,713,841,027.66
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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.