Finding the Fourth Proportional to 3,836,073,943.08, 5,293,762,578.90 and 2,075,941,351.08
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Solution
The fourth proportional to 3,836,073,943.08, 5,293,762,578.90 and 2,075,941,351.08 is: 2,864,788,532.08
Step by Step Solution
- Step 1: Write the proportion equation
3,836,073,943.08 : 5,293,762,578.90 = 2,075,941,351.08 : x - Step 2: Convert to fraction form
3,836,073,943.08/5,293,762,578.90 = 2,075,941,351.08/x - Step 3: Cross multiply
3,836,073,943.08x = 5,293,762,578.90 × 2,075,941,351.08 - Step 4: Simplify right side
3,836,073,943.08x = 10,989,540,640,338,409,472 - Step 5: Solve for x
x = 10,989,540,640,338,409,472/3,836,073,943.08 - Step 6: Final answer
x = 2,864,788,532.08
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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.