Finding the Fourth Proportional to 204,424,241.40, 306,636,362.10 and 122,794,903.80
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Solution
The fourth proportional to 204,424,241.40, 306,636,362.10 and 122,794,903.80 is: 184,192,355.70
Step by Step Solution
- Step 1: Write the proportion equation
204,424,241.40 : 306,636,362.10 = 122,794,903.80 : x - Step 2: Convert to fraction form
204,424,241.40/306,636,362.10 = 122,794,903.80/x - Step 3: Cross multiply
204,424,241.40x = 306,636,362.10 × 122,794,903.80 - Step 4: Simplify right side
204,424,241.40x = 37,653,382,585,651,464 - Step 5: Solve for x
x = 37,653,382,585,651,464/204,424,241.40 - Step 6: Final answer
x = 184,192,355.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.