Finding the Fourth Proportional to 5,132,432,221.68, 7,701,886,801.12 and 2,184,707,027.42
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Solution
The fourth proportional to 5,132,432,221.68, 7,701,886,801.12 and 2,184,707,027.42 is: 3,278,439,050.34
Step by Step Solution
- Step 1: Write the proportion equation
5,132,432,221.68 : 7,701,886,801.12 = 2,184,707,027.42 : x - Step 2: Convert to fraction form
5,132,432,221.68/7,701,886,801.12 = 2,184,707,027.42/x - Step 3: Cross multiply
5,132,432,221.68x = 7,701,886,801.12 × 2,184,707,027.42 - Step 4: Simplify right side
5,132,432,221.68x = 16,826,366,218,800,207,872 - Step 5: Solve for x
x = 16,826,366,218,800,207,872/5,132,432,221.68 - Step 6: Final answer
x = 3,278,439,050.34
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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.