Finding the Fourth Proportional to 88,894,696.70, 133,342,045.05 and 79,257,899.90
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Solution
The fourth proportional to 88,894,696.70, 133,342,045.05 and 79,257,899.90 is: 118,886,849.85
Step by Step Solution
- Step 1: Write the proportion equation
88,894,696.70 : 133,342,045.05 = 79,257,899.90 : x - Step 2: Convert to fraction form
88,894,696.70/133,342,045.05 = 79,257,899.90/x - Step 3: Cross multiply
88,894,696.70x = 133,342,045.05 × 79,257,899.90 - Step 4: Simplify right side
88,894,696.70x = 10,568,410,459,034,192 - Step 5: Solve for x
x = 10,568,410,459,034,192/88,894,696.70 - Step 6: Final answer
x = 118,886,849.85
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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.