Finding the Fourth Proportional to 143,010,639.14, 214,517,951.60 and 40,774,676.76
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Solution
The fourth proportional to 143,010,639.14, 214,517,951.60 and 40,774,676.76 is: 61,162,583.35
Step by Step Solution
- Step 1: Write the proportion equation
143,010,639.14 : 214,517,951.60 = 40,774,676.76 : x - Step 2: Convert to fraction form
143,010,639.14/214,517,951.60 = 40,774,676.76/x - Step 3: Cross multiply
143,010,639.14x = 214,517,951.60 × 40,774,676.76 - Step 4: Simplify right side
143,010,639.14x = 8,746,900,135,503,451 - Step 5: Solve for x
x = 8,746,900,135,503,451/143,010,639.14 - Step 6: Final answer
x = 61,162,583.35
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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.