Finding the Fourth Proportional to 85,232,039.41, 127,850,441.12 and 27,724,310.80
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Solution
The fourth proportional to 85,232,039.41, 127,850,441.12 and 27,724,310.80 is: 41,587,241.02
Step by Step Solution
- Step 1: Write the proportion equation
85,232,039.41 : 127,850,441.12 = 27,724,310.80 : x - Step 2: Convert to fraction form
85,232,039.41/127,850,441.12 = 27,724,310.80/x - Step 3: Cross multiply
85,232,039.41x = 127,850,441.12 × 27,724,310.80 - Step 4: Simplify right side
85,232,039.41x = 3,544,565,365,527,980.50 - Step 5: Solve for x
x = 3,544,565,365,527,980.50/85,232,039.41 - Step 6: Final answer
x = 41,587,241.02
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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.