Finding the Fourth Proportional to 203,874,489.36, 281,337,719.58 and 119,109,465
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Solution
The fourth proportional to 203,874,489.36, 281,337,719.58 and 119,109,465 is: 164,365,759.39
Step by Step Solution
- Step 1: Write the proportion equation
203,874,489.36 : 281,337,719.58 = 119,109,465 : x - Step 2: Convert to fraction form
203,874,489.36/281,337,719.58 = 119,109,465/x - Step 3: Cross multiply
203,874,489.36x = 281,337,719.58 × 119,109,465 - Step 4: Simplify right side
203,874,489.36x = 33,509,985,263,493,824 - Step 5: Solve for x
x = 33,509,985,263,493,824/203,874,489.36 - Step 6: Final answer
x = 164,365,759.39
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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.