Finding the Fourth Proportional to 199,588,174.20, 299,382,261.30 and 170,362,855.80
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Solution
The fourth proportional to 199,588,174.20, 299,382,261.30 and 170,362,855.80 is: 255,544,283.70
Step by Step Solution
- Step 1: Write the proportion equation
199,588,174.20 : 299,382,261.30 = 170,362,855.80 : x - Step 2: Convert to fraction form
199,588,174.20/299,382,261.30 = 170,362,855.80/x - Step 3: Cross multiply
199,588,174.20x = 299,382,261.30 × 170,362,855.80 - Step 4: Simplify right side
199,588,174.20x = 51,003,617,010,929,824 - Step 5: Solve for x
x = 51,003,617,010,929,824/199,588,174.20 - Step 6: Final answer
x = 255,544,283.70
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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.