Finding the Fourth Proportional to 97,995,983.80, 146,993,975.65 and 36,589,938.00
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Solution
The fourth proportional to 97,995,983.80, 146,993,975.65 and 36,589,938.00 is: 54,884,906.99
Step by Step Solution
- Step 1: Write the proportion equation
97,995,983.80 : 146,993,975.65 = 36,589,938.00 : x - Step 2: Convert to fraction form
97,995,983.80/146,993,975.65 = 36,589,938.00/x - Step 3: Cross multiply
97,995,983.80x = 146,993,975.65 × 36,589,938.00 - Step 4: Simplify right side
97,995,983.80x = 5,378,500,456,003,974 - Step 5: Solve for x
x = 5,378,500,456,003,974/97,995,983.80 - Step 6: Final answer
x = 54,884,906.99
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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.