Finding the Fourth Proportional to 168,389,734.35, 252,593,656.01 and 53,383,244.75
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Solution
The fourth proportional to 168,389,734.35, 252,593,656.01 and 53,383,244.75 is: 80,077,737.60
Step by Step Solution
- Step 1: Write the proportion equation
168,389,734.35 : 252,593,656.01 = 53,383,244.75 : x - Step 2: Convert to fraction form
168,389,734.35/252,593,656.01 = 53,383,244.75/x - Step 3: Cross multiply
168,389,734.35x = 252,593,656.01 × 53,383,244.75 - Step 4: Simplify right side
168,389,734.35x = 13,484,268,961,079,138 - Step 5: Solve for x
x = 13,484,268,961,079,138/168,389,734.35 - Step 6: Final answer
x = 80,077,737.60
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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.