Finding the Fourth Proportional to 397,247,998.80, 595,871,998.20 and 110,033,662.80
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Solution
The fourth proportional to 397,247,998.80, 595,871,998.20 and 110,033,662.80 is: 165,050,494.20
Step by Step Solution
- Step 1: Write the proportion equation
397,247,998.80 : 595,871,998.20 = 110,033,662.80 : x - Step 2: Convert to fraction form
397,247,998.80/595,871,998.20 = 110,033,662.80/x - Step 3: Cross multiply
397,247,998.80x = 595,871,998.20 × 110,033,662.80 - Step 4: Simplify right side
397,247,998.80x = 65,565,978,521,901,008 - Step 5: Solve for x
x = 65,565,978,521,901,008/397,247,998.80 - Step 6: Final answer
x = 165,050,494.20
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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.