Finding the Fourth Proportional to 1,135,183,081.01, 1,703,643,729.98 and 513,834,662.36
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Solution
The fourth proportional to 1,135,183,081.01, 1,703,643,729.98 and 513,834,662.36 is: 771,145,390.93
Step by Step Solution
- Step 1: Write the proportion equation
1,135,183,081.01 : 1,703,643,729.98 = 513,834,662.36 : x - Step 2: Convert to fraction form
1,135,183,081.01/1,703,643,729.98 = 513,834,662.36/x - Step 3: Cross multiply
1,135,183,081.01x = 1,703,643,729.98 × 513,834,662.36 - Step 4: Simplify right side
1,135,183,081.01x = 875,391,200,777,694,208 - Step 5: Solve for x
x = 875,391,200,777,694,208/1,135,183,081.01 - Step 6: Final answer
x = 771,145,390.93
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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.