Finding the Fourth Proportional to 124,858,716.29, 187,306,019.79 and 38,603,849.09
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Solution
The fourth proportional to 124,858,716.29, 187,306,019.79 and 38,603,849.09 is: 57,911,321.98
Step by Step Solution
- Step 1: Write the proportion equation
124,858,716.29 : 187,306,019.79 = 38,603,849.09 : x - Step 2: Convert to fraction form
124,858,716.29/187,306,019.79 = 38,603,849.09/x - Step 3: Cross multiply
124,858,716.29x = 187,306,019.79 × 38,603,849.09 - Step 4: Simplify right side
124,858,716.29x = 7,230,733,320,685,183 - Step 5: Solve for x
x = 7,230,733,320,685,183/124,858,716.29 - Step 6: Final answer
x = 57,911,321.98
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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.