Finding the Fourth Proportional to 793,571,599.23, 1,190,821,571.42 and 295,925,913.95
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Solution
The fourth proportional to 793,571,599.23, 1,190,821,571.42 and 295,925,913.95 is: 444,061,962.66
Step by Step Solution
- Step 1: Write the proportion equation
793,571,599.23 : 1,190,821,571.42 = 295,925,913.95 : x - Step 2: Convert to fraction form
793,571,599.23/1,190,821,571.42 = 295,925,913.95/x - Step 3: Cross multiply
793,571,599.23x = 1,190,821,571.42 × 295,925,913.95 - Step 4: Simplify right side
793,571,599.23x = 352,394,961,866,404,928 - Step 5: Solve for x
x = 352,394,961,866,404,928/793,571,599.23 - Step 6: Final answer
x = 444,061,962.66
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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.