Finding the Fourth Proportional to 199,552,236.30, 299,328,354.45 and 144,707,525.10
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Solution
The fourth proportional to 199,552,236.30, 299,328,354.45 and 144,707,525.10 is: 217,061,287.65
Step by Step Solution
- Step 1: Write the proportion equation
199,552,236.30 : 299,328,354.45 = 144,707,525.10 : x - Step 2: Convert to fraction form
199,552,236.30/299,328,354.45 = 144,707,525.10/x - Step 3: Cross multiply
199,552,236.30x = 299,328,354.45 × 144,707,525.10 - Step 4: Simplify right side
199,552,236.30x = 43,315,065,364,715,072 - Step 5: Solve for x
x = 43,315,065,364,715,072/199,552,236.30 - Step 6: Final answer
x = 217,061,287.65
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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.