Finding the Fourth Proportional to 151,775,902.09, 227,629,779.58 and 69,816,065.05
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Solution
The fourth proportional to 151,775,902.09, 227,629,779.58 and 69,816,065.05 is: 104,708,423.93
Step by Step Solution
- Step 1: Write the proportion equation
151,775,902.09 : 227,629,779.58 = 69,816,065.05 : x - Step 2: Convert to fraction form
151,775,902.09/227,629,779.58 = 69,816,065.05/x - Step 3: Cross multiply
151,775,902.09x = 227,629,779.58 × 69,816,065.05 - Step 4: Simplify right side
151,775,902.09x = 15,892,215,498,125,360 - Step 5: Solve for x
x = 15,892,215,498,125,360/151,775,902.09 - Step 6: Final answer
x = 104,708,423.93
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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.