Finding the Fourth Proportional to 161,143,338.68, 241,690,723.24 and 103,255,539.96
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Solution
The fourth proportional to 161,143,338.68, 241,690,723.24 and 103,255,539.96 is: 154,867,749.02
Step by Step Solution
- Step 1: Write the proportion equation
161,143,338.68 : 241,690,723.24 = 103,255,539.96 : x - Step 2: Convert to fraction form
161,143,338.68/241,690,723.24 = 103,255,539.96/x - Step 3: Cross multiply
161,143,338.68x = 241,690,723.24 × 103,255,539.96 - Step 4: Simplify right side
161,143,338.68x = 24,955,906,131,469,120 - Step 5: Solve for x
x = 24,955,906,131,469,120/161,143,338.68 - Step 6: Final answer
x = 154,867,749.02
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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.