Finding the Fourth Proportional to 113,664,677.51, 156,857,286.21 and 62,743,546.97
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Solution
The fourth proportional to 113,664,677.51, 156,857,286.21 and 62,743,546.97 is: 86,586,112.07
Step by Step Solution
- Step 1: Write the proportion equation
113,664,677.51 : 156,857,286.21 = 62,743,546.97 : x - Step 2: Convert to fraction form
113,664,677.51/156,857,286.21 = 62,743,546.97/x - Step 3: Cross multiply
113,664,677.51x = 156,857,286.21 × 62,743,546.97 - Step 4: Simplify right side
113,664,677.51x = 9,841,782,505,354,832 - Step 5: Solve for x
x = 9,841,782,505,354,832/113,664,677.51 - Step 6: Final answer
x = 86,586,112.07
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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.