Finding the Fourth Proportional to 196,512,621.16, 294,658,324.01 and 65,284,642.36
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Solution
The fourth proportional to 196,512,621.16, 294,658,324.01 and 65,284,642.36 is: 97,890,217.88
Step by Step Solution
- Step 1: Write the proportion equation
196,512,621.16 : 294,658,324.01 = 65,284,642.36 : x - Step 2: Convert to fraction form
196,512,621.16/294,658,324.01 = 65,284,642.36/x - Step 3: Cross multiply
196,512,621.16x = 294,658,324.01 × 65,284,642.36 - Step 4: Simplify right side
196,512,621.16x = 19,236,663,301,389,852 - Step 5: Solve for x
x = 19,236,663,301,389,852/196,512,621.16 - Step 6: Final answer
x = 97,890,217.88
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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.