Finding the Fourth Proportional to 203,136,634.38, 304,664,212.62 and 99,461,170.38
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Solution
The fourth proportional to 203,136,634.38, 304,664,212.62 and 99,461,170.38 is: 149,171,808.68
Step by Step Solution
- Step 1: Write the proportion equation
203,136,634.38 : 304,664,212.62 = 99,461,170.38 : x - Step 2: Convert to fraction form
203,136,634.38/304,664,212.62 = 99,461,170.38/x - Step 3: Cross multiply
203,136,634.38x = 304,664,212.62 × 99,461,170.38 - Step 4: Simplify right side
203,136,634.38x = 30,302,259,160,086,364 - Step 5: Solve for x
x = 30,302,259,160,086,364/203,136,634.38 - Step 6: Final answer
x = 149,171,808.68
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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.