Finding the Fourth Proportional to 605,537,317, 835,641,817.64 and 327,078,839.96
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Solution
The fourth proportional to 605,537,317, 835,641,817.64 and 327,078,839.96 is: 451,368,972.09
Step by Step Solution
- Step 1: Write the proportion equation
605,537,317 : 835,641,817.64 = 327,078,839.96 : x - Step 2: Convert to fraction form
605,537,317/835,641,817.64 = 327,078,839.96/x - Step 3: Cross multiply
605,537,317x = 835,641,817.64 × 327,078,839.96 - Step 4: Simplify right side
605,537,317x = 273,320,756,335,757,056 - Step 5: Solve for x
x = 273,320,756,335,757,056/605,537,317 - Step 6: Final answer
x = 451,368,972.09
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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.