Finding the Fourth Proportional to 1,703,062,082.26, 2,554,613,593.80 and 668,410,228.18
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Solution
The fourth proportional to 1,703,062,082.26, 2,554,613,593.80 and 668,410,228.18 is: 1,002,623,376.41
Step by Step Solution
- Step 1: Write the proportion equation
1,703,062,082.26 : 2,554,613,593.80 = 668,410,228.18 : x - Step 2: Convert to fraction form
1,703,062,082.26/2,554,613,593.80 = 668,410,228.18/x - Step 3: Cross multiply
1,703,062,082.26x = 2,554,613,593.80 × 668,410,228.18 - Step 4: Simplify right side
1,703,062,082.26x = 1,707,529,855,143,587,840 - Step 5: Solve for x
x = 1,707,529,855,143,587,840/1,703,062,082.26 - Step 6: Final answer
x = 1,002,623,376.41
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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.