Finding the Fourth Proportional to 115,372,338.71, 159,188,375.29 and 68,306,042.01
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Solution
The fourth proportional to 115,372,338.71, 159,188,375.29 and 68,306,042.01 is: 94,247,269.07
Step by Step Solution
- Step 1: Write the proportion equation
115,372,338.71 : 159,188,375.29 = 68,306,042.01 : x - Step 2: Convert to fraction form
115,372,338.71/159,188,375.29 = 68,306,042.01/x - Step 3: Cross multiply
115,372,338.71x = 159,188,375.29 × 68,306,042.01 - Step 4: Simplify right side
115,372,338.71x = 10,873,527,849,720,856 - Step 5: Solve for x
x = 10,873,527,849,720,856/115,372,338.71 - Step 6: Final answer
x = 94,247,269.07
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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.