Finding the Fourth Proportional to 111,456,145.80, 167,184,218.70 and 29,574,865.80
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Solution
The fourth proportional to 111,456,145.80, 167,184,218.70 and 29,574,865.80 is: 44,362,298.70
Step by Step Solution
- Step 1: Write the proportion equation
111,456,145.80 : 167,184,218.70 = 29,574,865.80 : x - Step 2: Convert to fraction form
111,456,145.80/167,184,218.70 = 29,574,865.80/x - Step 3: Cross multiply
111,456,145.80x = 167,184,218.70 × 29,574,865.80 - Step 4: Simplify right side
111,456,145.80x = 4,944,450,831,930,350 - Step 5: Solve for x
x = 4,944,450,831,930,350/111,456,145.80 - Step 6: Final answer
x = 44,362,298.70
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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.