Finding the Fourth Proportional to 131,531,432.80, 184,446,336.80 and 131,531,432.80
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Solution
The fourth proportional to 131,531,432.80, 184,446,336.80 and 131,531,432.80 is: 184,446,336.80
Step by Step Solution
- Step 1: Write the proportion equation
131,531,432.80 : 184,446,336.80 = 131,531,432.80 : x - Step 2: Convert to fraction form
131,531,432.80/184,446,336.80 = 131,531,432.80/x - Step 3: Cross multiply
131,531,432.80x = 184,446,336.80 × 131,531,432.80 - Step 4: Simplify right side
131,531,432.80x = 24,260,490,954,015,368 - Step 5: Solve for x
x = 24,260,490,954,015,368/131,531,432.80 - Step 6: Final answer
x = 184,446,336.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.