Finding the Fourth Proportional to 281,445,121.44, 422,220,716.12 and 106,620,518.64
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Solution
The fourth proportional to 281,445,121.44, 422,220,716.12 and 106,620,518.64 is: 159,950,868.94
Step by Step Solution
- Step 1: Write the proportion equation
281,445,121.44 : 422,220,716.12 = 106,620,518.64 : x - Step 2: Convert to fraction form
281,445,121.44/422,220,716.12 = 106,620,518.64/x - Step 3: Cross multiply
281,445,121.44x = 422,220,716.12 × 106,620,518.64 - Step 4: Simplify right side
281,445,121.44x = 45,017,391,733,266,608 - Step 5: Solve for x
x = 45,017,391,733,266,608/281,445,121.44 - Step 6: Final answer
x = 159,950,868.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.