Finding the Fourth Proportional to 244,053,841.44, 336,800,878.20 and 143,589,291.42
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Solution
The fourth proportional to 244,053,841.44, 336,800,878.20 and 143,589,291.42 is: 198,157,091.75
Step by Step Solution
- Step 1: Write the proportion equation
244,053,841.44 : 336,800,878.20 = 143,589,291.42 : x - Step 2: Convert to fraction form
244,053,841.44/336,800,878.20 = 143,589,291.42/x - Step 3: Cross multiply
244,053,841.44x = 336,800,878.20 × 143,589,291.42 - Step 4: Simplify right side
244,053,841.44x = 48,360,999,450,371,720 - Step 5: Solve for x
x = 48,360,999,450,371,720/244,053,841.44 - Step 6: Final answer
x = 198,157,091.75
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.