Finding the Fourth Proportional to 116,147,458.55, 174,247,435.42 and 38,424,178.99
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Solution
The fourth proportional to 116,147,458.55, 174,247,435.42 and 38,424,178.99 is: 57,644,951.78
Step by Step Solution
- Step 1: Write the proportion equation
116,147,458.55 : 174,247,435.42 = 38,424,178.99 : x - Step 2: Convert to fraction form
116,147,458.55/174,247,435.42 = 38,424,178.99/x - Step 3: Cross multiply
116,147,458.55x = 174,247,435.42 × 38,424,178.99 - Step 4: Simplify right side
116,147,458.55x = 6,695,314,647,222,607 - Step 5: Solve for x
x = 6,695,314,647,222,607/116,147,458.55 - Step 6: Final answer
x = 57,644,951.78
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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.