Finding the Fourth Proportional to 299,796,130.80, 449,022,349.80 and 246,048,418.80
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Solution
The fourth proportional to 299,796,130.80, 449,022,349.80 and 246,048,418.80 is: 368,521,231.01
Step by Step Solution
- Step 1: Write the proportion equation
299,796,130.80 : 449,022,349.80 = 246,048,418.80 : x - Step 2: Convert to fraction form
299,796,130.80/449,022,349.80 = 246,048,418.80/x - Step 3: Cross multiply
299,796,130.80x = 449,022,349.80 × 246,048,418.80 - Step 4: Simplify right side
299,796,130.80x = 110,481,239,174,150,512 - Step 5: Solve for x
x = 110,481,239,174,150,512/299,796,130.80 - Step 6: Final answer
x = 368,521,231.01
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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.