Finding the Fourth Proportional to 146,268,074.81, 219,477,543.66 and 68,552,874.09
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Solution
The fourth proportional to 146,268,074.81, 219,477,543.66 and 68,552,874.09 is: 102,864,664.32
Step by Step Solution
- Step 1: Write the proportion equation
146,268,074.81 : 219,477,543.66 = 68,552,874.09 : x - Step 2: Convert to fraction form
146,268,074.81/219,477,543.66 = 68,552,874.09/x - Step 3: Cross multiply
146,268,074.81x = 219,477,543.66 × 68,552,874.09 - Step 4: Simplify right side
146,268,074.81x = 15,045,816,416,106,458 - Step 5: Solve for x
x = 15,045,816,416,106,458/146,268,074.81 - Step 6: Final answer
x = 102,864,664.32
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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.