Finding the Fourth Proportional to 115,617,138.42, 173,356,446.60 and 36,799,601.16
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Solution
The fourth proportional to 115,617,138.42, 173,356,446.60 and 36,799,601.16 is: 55,177,356.75
Step by Step Solution
- Step 1: Write the proportion equation
115,617,138.42 : 173,356,446.60 = 36,799,601.16 : x - Step 2: Convert to fraction form
115,617,138.42/173,356,446.60 = 36,799,601.16/x - Step 3: Cross multiply
115,617,138.42x = 173,356,446.60 × 36,799,601.16 - Step 4: Simplify right side
115,617,138.42x = 6,379,448,093,394,837 - Step 5: Solve for x
x = 6,379,448,093,394,837/115,617,138.42 - Step 6: Final answer
x = 55,177,356.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.