Finding the Fourth Proportional to 96,657,405.80, 144,986,108.70 and 32,831,997.80
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Solution
The fourth proportional to 96,657,405.80, 144,986,108.70 and 32,831,997.80 is: 49,247,996.70
Step by Step Solution
- Step 1: Write the proportion equation
96,657,405.80 : 144,986,108.70 = 32,831,997.80 : x - Step 2: Convert to fraction form
96,657,405.80/144,986,108.70 = 32,831,997.80/x - Step 3: Cross multiply
96,657,405.80x = 144,986,108.70 × 32,831,997.80 - Step 4: Simplify right side
96,657,405.80x = 4,760,183,601,868,961 - Step 5: Solve for x
x = 4,760,183,601,868,961/96,657,405.80 - Step 6: Final answer
x = 49,247,996.70
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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.