Finding the Fourth Proportional to 120,777,850.89, 181,161,716.00 and 38,894,916.74
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Solution
The fourth proportional to 120,777,850.89, 181,161,716.00 and 38,894,916.74 is: 58,340,745.49
Step by Step Solution
- Step 1: Write the proportion equation
120,777,850.89 : 181,161,716.00 = 38,894,916.74 : x - Step 2: Convert to fraction form
120,777,850.89/181,161,716.00 = 38,894,916.74/x - Step 3: Cross multiply
120,777,850.89x = 181,161,716.00 × 38,894,916.74 - Step 4: Simplify right side
120,777,850.89x = 7,046,269,859,195,243 - Step 5: Solve for x
x = 7,046,269,859,195,243/120,777,850.89 - Step 6: Final answer
x = 58,340,745.49
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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.