Finding the Fourth Proportional to 201,546,173.60, 302,319,260.40 and 161,235,389.60
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Solution
The fourth proportional to 201,546,173.60, 302,319,260.40 and 161,235,389.60 is: 241,853,084.40
Step by Step Solution
- Step 1: Write the proportion equation
201,546,173.60 : 302,319,260.40 = 161,235,389.60 : x - Step 2: Convert to fraction form
201,546,173.60/302,319,260.40 = 161,235,389.60/x - Step 3: Cross multiply
201,546,173.60x = 302,319,260.40 × 161,235,389.60 - Step 4: Simplify right side
201,546,173.60x = 48,744,563,734,177,848 - Step 5: Solve for x
x = 48,744,563,734,177,848/201,546,173.60 - Step 6: Final answer
x = 241,853,084.40
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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.