Finding the Fourth Proportional to 165,022,900.13, 227,738,688.06 and 91,684,042.13
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Solution
The fourth proportional to 165,022,900.13, 227,738,688.06 and 91,684,042.13 is: 126,527,914.94
Step by Step Solution
- Step 1: Write the proportion equation
165,022,900.13 : 227,738,688.06 = 91,684,042.13 : x - Step 2: Convert to fraction form
165,022,900.13/227,738,688.06 = 91,684,042.13/x - Step 3: Cross multiply
165,022,900.13x = 227,738,688.06 × 91,684,042.13 - Step 4: Simplify right side
165,022,900.13x = 20,880,003,469,585,276 - Step 5: Solve for x
x = 20,880,003,469,585,276/165,022,900.13 - Step 6: Final answer
x = 126,527,914.94
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.