Finding the Fourth Proportional to 273,392,363.07, 377,161,232.70 and 160,304,131.49
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Solution
The fourth proportional to 273,392,363.07, 377,161,232.70 and 160,304,131.49 is: 221,149,205.34
Step by Step Solution
- Step 1: Write the proportion equation
273,392,363.07 : 377,161,232.70 = 160,304,131.49 : x - Step 2: Convert to fraction form
273,392,363.07/377,161,232.70 = 160,304,131.49/x - Step 3: Cross multiply
273,392,363.07x = 377,161,232.70 × 160,304,131.49 - Step 4: Simplify right side
273,392,363.07x = 60,460,503,839,751,648 - Step 5: Solve for x
x = 60,460,503,839,751,648/273,392,363.07 - Step 6: Final answer
x = 221,149,205.34
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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.