Finding the Fourth Proportional to 151,848,706.24, 209,550,171.18 and 82,232,494.03
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Solution
The fourth proportional to 151,848,706.24, 209,550,171.18 and 82,232,494.03 is: 113,480,276.70
Step by Step Solution
- Step 1: Write the proportion equation
151,848,706.24 : 209,550,171.18 = 82,232,494.03 : x - Step 2: Convert to fraction form
151,848,706.24/209,550,171.18 = 82,232,494.03/x - Step 3: Cross multiply
151,848,706.24x = 209,550,171.18 × 82,232,494.03 - Step 4: Simplify right side
151,848,706.24x = 17,231,833,200,544,828 - Step 5: Solve for x
x = 17,231,833,200,544,828/151,848,706.24 - Step 6: Final answer
x = 113,480,276.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.