Finding the Fourth Proportional to 449,589,995.30, 674,431,240.49 and 169,706,660.54
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Solution
The fourth proportional to 449,589,995.30, 674,431,240.49 and 169,706,660.54 is: 254,577,447.85
Step by Step Solution
- Step 1: Write the proportion equation
449,589,995.30 : 674,431,240.49 = 169,706,660.54 : x - Step 2: Convert to fraction form
449,589,995.30/674,431,240.49 = 169,706,660.54/x - Step 3: Cross multiply
449,589,995.30x = 674,431,240.49 × 169,706,660.54 - Step 4: Simplify right side
449,589,995.30x = 114,455,473,583,186,848 - Step 5: Solve for x
x = 114,455,473,583,186,848/449,589,995.30 - Step 6: Final answer
x = 254,577,447.85
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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.