Finding the Fourth Proportional to 189,770,470.47, 284,694,529.96 and 65,256,928.09
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Solution
The fourth proportional to 189,770,470.47, 284,694,529.96 and 65,256,928.09 is: 97,898,742.75
Step by Step Solution
- Step 1: Write the proportion equation
189,770,470.47 : 284,694,529.96 = 65,256,928.09 : x - Step 2: Convert to fraction form
189,770,470.47/284,694,529.96 = 65,256,928.09/x - Step 3: Cross multiply
189,770,470.47x = 284,694,529.96 × 65,256,928.09 - Step 4: Simplify right side
189,770,470.47x = 18,578,290,469,216,072 - Step 5: Solve for x
x = 18,578,290,469,216,072/189,770,470.47 - Step 6: Final answer
x = 97,898,742.75
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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.