Finding the Fourth Proportional to 183,748,532.96, 253,578,716.61 and 105,446,409.68
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Solution
The fourth proportional to 183,748,532.96, 253,578,716.61 and 105,446,409.68 is: 145,519,339.97
Step by Step Solution
- Step 1: Write the proportion equation
183,748,532.96 : 253,578,716.61 = 105,446,409.68 : x - Step 2: Convert to fraction form
183,748,532.96/253,578,716.61 = 105,446,409.68/x - Step 3: Cross multiply
183,748,532.96x = 253,578,716.61 × 105,446,409.68 - Step 4: Simplify right side
183,748,532.96x = 26,738,965,238,025,204 - Step 5: Solve for x
x = 26,738,965,238,025,204/183,748,532.96 - Step 6: Final answer
x = 145,519,339.97
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.