Finding the Fourth Proportional to 96,643,082.28, 133,367,475.36 and 53,183,018.28
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Solution
The fourth proportional to 96,643,082.28, 133,367,475.36 and 53,183,018.28 is: 73,392,577.23
Step by Step Solution
- Step 1: Write the proportion equation
96,643,082.28 : 133,367,475.36 = 53,183,018.28 : x - Step 2: Convert to fraction form
96,643,082.28/133,367,475.36 = 53,183,018.28/x - Step 3: Cross multiply
96,643,082.28x = 133,367,475.36 × 53,183,018.28 - Step 4: Simplify right side
96,643,082.28x = 7,092,884,880,028,330 - Step 5: Solve for x
x = 7,092,884,880,028,330/96,643,082.28 - Step 6: Final answer
x = 73,392,577.23
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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.