Finding the Fourth Proportional to 196,590,556.20, 295,452,704.70 and 171,648,258.60
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Solution
The fourth proportional to 196,590,556.20, 295,452,704.70 and 171,648,258.60 is: 257,967,336.99
Step by Step Solution
- Step 1: Write the proportion equation
196,590,556.20 : 295,452,704.70 = 171,648,258.60 : x - Step 2: Convert to fraction form
196,590,556.20/295,452,704.70 = 171,648,258.60/x - Step 3: Cross multiply
196,590,556.20x = 295,452,704.70 × 171,648,258.60 - Step 4: Simplify right side
196,590,556.20x = 50,713,942,260,415,032 - Step 5: Solve for x
x = 50,713,942,260,415,032/196,590,556.20 - Step 6: Final answer
x = 257,967,336.99
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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.