Finding the Fourth Proportional to 148,601,103.84, 222,875,745.48 and 39,437,311.68
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Solution
The fourth proportional to 148,601,103.84, 222,875,745.48 and 39,437,311.68 is: 59,149,091.18
Step by Step Solution
- Step 1: Write the proportion equation
148,601,103.84 : 222,875,745.48 = 39,437,311.68 : x - Step 2: Convert to fraction form
148,601,103.84/222,875,745.48 = 39,437,311.68/x - Step 3: Cross multiply
148,601,103.84x = 222,875,745.48 × 39,437,311.68 - Step 4: Simplify right side
148,601,103.84x = 8,789,620,240,407,111 - Step 5: Solve for x
x = 8,789,620,240,407,111/148,601,103.84 - Step 6: Final answer
x = 59,149,091.18
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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.