Finding the Fourth Proportional to 68,624,899.96, 102,957,272.70 and 27,663,199.96
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Solution
The fourth proportional to 68,624,899.96, 102,957,272.70 and 27,663,199.96 is: 41,502,830.95
Step by Step Solution
- Step 1: Write the proportion equation
68,624,899.96 : 102,957,272.70 = 27,663,199.96 : x - Step 2: Convert to fraction form
68,624,899.96/102,957,272.70 = 27,663,199.96/x - Step 3: Cross multiply
68,624,899.96x = 102,957,272.70 × 27,663,199.96 - Step 4: Simplify right side
68,624,899.96x = 2,848,127,622,036,349.50 - Step 5: Solve for x
x = 2,848,127,622,036,349.50/68,624,899.96 - Step 6: Final answer
x = 41,502,830.95
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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.