Finding the Fourth Proportional to 1,324,608,755.73, 1,827,999,075.33 and 729,931,547.13
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Solution
The fourth proportional to 1,324,608,755.73, 1,827,999,075.33 and 729,931,547.13 is: 1,007,327,021.99
Step by Step Solution
- Step 1: Write the proportion equation
1,324,608,755.73 : 1,827,999,075.33 = 729,931,547.13 : x - Step 2: Convert to fraction form
1,324,608,755.73/1,827,999,075.33 = 729,931,547.13/x - Step 3: Cross multiply
1,324,608,755.73x = 1,827,999,075.33 × 729,931,547.13 - Step 4: Simplify right side
1,324,608,755.73x = 1,334,314,193,207,836,160 - Step 5: Solve for x
x = 1,334,314,193,207,836,160/1,324,608,755.73 - Step 6: Final answer
x = 1,007,327,021.99
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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.