Finding the Fourth Proportional to 170,313,990.08, 235,033,396.08 and 91,997,541.68
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Solution
The fourth proportional to 170,313,990.08, 235,033,396.08 and 91,997,541.68 is: 126,956,656.01
Step by Step Solution
- Step 1: Write the proportion equation
170,313,990.08 : 235,033,396.08 = 91,997,541.68 : x - Step 2: Convert to fraction form
170,313,990.08/235,033,396.08 = 91,997,541.68/x - Step 3: Cross multiply
170,313,990.08x = 235,033,396.08 × 91,997,541.68 - Step 4: Simplify right side
170,313,990.08x = 21,622,494,652,061,752 - Step 5: Solve for x
x = 21,622,494,652,061,752/170,313,990.08 - Step 6: Final answer
x = 126,956,656.01
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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.