Finding the Fourth Proportional to 91,295,723.68, 136,964,581.13 and 29,886,863.20
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Solution
The fourth proportional to 91,295,723.68, 136,964,581.13 and 29,886,863.20 is: 44,837,167.99
Step by Step Solution
- Step 1: Write the proportion equation
91,295,723.68 : 136,964,581.13 = 29,886,863.20 : x - Step 2: Convert to fraction form
91,295,723.68/136,964,581.13 = 29,886,863.20/x - Step 3: Cross multiply
91,295,723.68x = 136,964,581.13 × 29,886,863.20 - Step 4: Simplify right side
91,295,723.68x = 4,093,441,699,328,177 - Step 5: Solve for x
x = 4,093,441,699,328,177/91,295,723.68 - Step 6: Final answer
x = 44,837,167.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.