Finding the Fourth Proportional to 835,297,057.54, 1,252,166,664.99 and 282,212,692.08
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Solution
The fourth proportional to 835,297,057.54, 1,252,166,664.99 and 282,212,692.08 is: 423,055,872.49
Step by Step Solution
- Step 1: Write the proportion equation
835,297,057.54 : 1,252,166,664.99 = 282,212,692.08 : x - Step 2: Convert to fraction form
835,297,057.54/1,252,166,664.99 = 282,212,692.08/x - Step 3: Cross multiply
835,297,057.54x = 1,252,166,664.99 × 282,212,692.08 - Step 4: Simplify right side
835,297,057.54x = 353,377,325,463,499,328 - Step 5: Solve for x
x = 353,377,325,463,499,328/835,297,057.54 - Step 6: Final answer
x = 423,055,872.49
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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.