Finding the Fourth Proportional to 300,515,119.82, 450,124,802.49 and 202,934,241.62
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Solution
The fourth proportional to 300,515,119.82, 450,124,802.49 and 202,934,241.62 is: 303,963,858.73
Step by Step Solution
- Step 1: Write the proportion equation
300,515,119.82 : 450,124,802.49 = 202,934,241.62 : x - Step 2: Convert to fraction form
300,515,119.82/450,124,802.49 = 202,934,241.62/x - Step 3: Cross multiply
300,515,119.82x = 450,124,802.49 × 202,934,241.62 - Step 4: Simplify right side
300,515,119.82x = 91,345,735,427,660,448 - Step 5: Solve for x
x = 91,345,735,427,660,448/300,515,119.82 - Step 6: Final answer
x = 303,963,858.73
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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.