Finding the Fourth Proportional to 203,616,174.72, 305,472,084.48 and 67,301,543.68
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Solution
The fourth proportional to 203,616,174.72, 305,472,084.48 and 67,301,543.68 is: 100,968,122.33
Step by Step Solution
- Step 1: Write the proportion equation
203,616,174.72 : 305,472,084.48 = 67,301,543.68 : x - Step 2: Convert to fraction form
203,616,174.72/305,472,084.48 = 67,301,543.68/x - Step 3: Cross multiply
203,616,174.72x = 305,472,084.48 × 67,301,543.68 - Step 4: Simplify right side
203,616,174.72x = 20,558,742,836,651,372 - Step 5: Solve for x
x = 20,558,742,836,651,372/203,616,174.72 - Step 6: Final answer
x = 100,968,122.33
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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.