Finding the Fourth Proportional to 217,822,606.63, 300,586,450.74 and 118,701,241.41
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Solution
The fourth proportional to 217,822,606.63, 300,586,450.74 and 118,701,241.41 is: 163,802,946.84
Step by Step Solution
- Step 1: Write the proportion equation
217,822,606.63 : 300,586,450.74 = 118,701,241.41 : x - Step 2: Convert to fraction form
217,822,606.63/300,586,450.74 = 118,701,241.41/x - Step 3: Cross multiply
217,822,606.63x = 300,586,450.74 × 118,701,241.41 - Step 4: Simplify right side
217,822,606.63x = 35,679,984,853,863,812 - Step 5: Solve for x
x = 35,679,984,853,863,812/217,822,606.63 - Step 6: Final answer
x = 163,802,946.84
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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.