Finding the Fourth Proportional to 107,636,324.09, 161,517,148.74 and 45,383,734.68
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Solution
The fourth proportional to 107,636,324.09, 161,517,148.74 and 45,383,734.68 is: 68,102,023.06
Step by Step Solution
- Step 1: Write the proportion equation
107,636,324.09 : 161,517,148.74 = 45,383,734.68 : x - Step 2: Convert to fraction form
107,636,324.09/161,517,148.74 = 45,383,734.68/x - Step 3: Cross multiply
107,636,324.09x = 161,517,148.74 × 45,383,734.68 - Step 4: Simplify right side
107,636,324.09x = 7,330,251,424,686,257 - Step 5: Solve for x
x = 7,330,251,424,686,257/107,636,324.09 - Step 6: Final answer
x = 68,102,023.06
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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.