Finding the Fourth Proportional to 87,641,841.19, 120,949,302.00 and 48,482,942.80
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Solution
The fourth proportional to 87,641,841.19, 120,949,302.00 and 48,482,942.80 is: 66,908,431.08
Step by Step Solution
- Step 1: Write the proportion equation
87,641,841.19 : 120,949,302.00 = 48,482,942.80 : x - Step 2: Convert to fraction form
87,641,841.19/120,949,302.00 = 48,482,942.80/x - Step 3: Cross multiply
87,641,841.19x = 120,949,302.00 × 48,482,942.80 - Step 4: Simplify right side
87,641,841.19x = 5,863,978,090,445,363 - Step 5: Solve for x
x = 5,863,978,090,445,363/87,641,841.19 - Step 6: Final answer
x = 66,908,431.08
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.