Finding the Fourth Proportional to 226,646,218.40, 339,969,327.60 and 73,307,775.20
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Solution
The fourth proportional to 226,646,218.40, 339,969,327.60 and 73,307,775.20 is: 109,961,662.80
Step by Step Solution
- Step 1: Write the proportion equation
226,646,218.40 : 339,969,327.60 = 73,307,775.20 : x - Step 2: Convert to fraction form
226,646,218.40/339,969,327.60 = 73,307,775.20/x - Step 3: Cross multiply
226,646,218.40x = 339,969,327.60 × 73,307,775.20 - Step 4: Simplify right side
226,646,218.40x = 24,922,395,042,595,960 - Step 5: Solve for x
x = 24,922,395,042,595,960/226,646,218.40 - Step 6: Final answer
x = 109,961,662.80
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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.