Finding the Fourth Proportional to 203,900,173.60, 305,346,375.60 and 135,371,840.80
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Solution
The fourth proportional to 203,900,173.60, 305,346,375.60 and 135,371,840.80 is: 202,723,225.86
Step by Step Solution
- Step 1: Write the proportion equation
203,900,173.60 : 305,346,375.60 = 135,371,840.80 : x - Step 2: Convert to fraction form
203,900,173.60/305,346,375.60 = 135,371,840.80/x - Step 3: Cross multiply
203,900,173.60x = 305,346,375.60 × 135,371,840.80 - Step 4: Simplify right side
203,900,173.60x = 41,335,300,946,580,208 - Step 5: Solve for x
x = 41,335,300,946,580,208/203,900,173.60 - Step 6: Final answer
x = 202,723,225.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.