Finding the Fourth Proportional to 737,679,527.82, 1,106,204,323.32 and 427,001,589.09
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Solution
The fourth proportional to 737,679,527.82, 1,106,204,323.32 and 427,001,589.09 is: 640,320,065.97
Step by Step Solution
- Step 1: Write the proportion equation
737,679,527.82 : 1,106,204,323.32 = 427,001,589.09 : x - Step 2: Convert to fraction form
737,679,527.82/1,106,204,323.32 = 427,001,589.09/x - Step 3: Cross multiply
737,679,527.82x = 1,106,204,323.32 × 427,001,589.09 - Step 4: Simplify right side
737,679,527.82x = 472,351,003,915,868,096 - Step 5: Solve for x
x = 472,351,003,915,868,096/737,679,527.82 - Step 6: Final answer
x = 640,320,065.97
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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.