Finding the Fourth Proportional to 116,289,375.68, 160,482,761.62 and 64,081,774.36
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Solution
The fourth proportional to 116,289,375.68, 160,482,761.62 and 64,081,774.36 is: 88,434,734.98
Step by Step Solution
- Step 1: Write the proportion equation
116,289,375.68 : 160,482,761.62 = 64,081,774.36 : x - Step 2: Convert to fraction form
116,289,375.68/160,482,761.62 = 64,081,774.36/x - Step 3: Cross multiply
116,289,375.68x = 160,482,761.62 × 64,081,774.36 - Step 4: Simplify right side
116,289,375.68x = 10,284,020,118,802,508 - Step 5: Solve for x
x = 10,284,020,118,802,508/116,289,375.68 - Step 6: Final answer
x = 88,434,734.98
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.