Finding the Fourth Proportional to 122,958,010.80, 184,437,016.20 and 32,081,599.80
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Solution
The fourth proportional to 122,958,010.80, 184,437,016.20 and 32,081,599.80 is: 48,122,399.70
Step by Step Solution
- Step 1: Write the proportion equation
122,958,010.80 : 184,437,016.20 = 32,081,599.80 : x - Step 2: Convert to fraction form
122,958,010.80/184,437,016.20 = 32,081,599.80/x - Step 3: Cross multiply
122,958,010.80x = 184,437,016.20 × 32,081,599.80 - Step 4: Simplify right side
122,958,010.80x = 5,917,034,542,034,517 - Step 5: Solve for x
x = 5,917,034,542,034,517/122,958,010.80 - Step 6: Final answer
x = 48,122,399.70
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1.5x scale
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.