Finding the Fourth Proportional to 238,807,608,805.60, 358,261,728,729.30 and 77,446,433,564.68
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Solution
The fourth proportional to 238,807,608,805.60, 358,261,728,729.30 and 77,446,433,564.68 is: 116,185,967,907.70
Step by Step Solution
- Step 1: Write the proportion equation
238,807,608,805.60 : 358,261,728,729.30 = 77,446,433,564.68 : x - Step 2: Convert to fraction form
238,807,608,805.60/358,261,728,729.30 = 77,446,433,564.68/x - Step 3: Cross multiply
238,807,608,805.60x = 358,261,728,729.30 × 77,446,433,564.68 - Step 4: Simplify right side
238,807,608,805.60x = 27,746,093,172,801,136,492,544 - Step 5: Solve for x
x = 27,746,093,172,801,136,492,544/238,807,608,805.60 - Step 6: Final answer
x = 116,185,967,907.70
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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.