Finding the Fourth Proportional to 168,389,736.63, 252,593,659.41 and 53,383,247.02
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Solution
The fourth proportional to 168,389,736.63, 252,593,659.41 and 53,383,247.02 is: 80,077,740.99
Step by Step Solution
- Step 1: Write the proportion equation
168,389,736.63 : 252,593,659.41 = 53,383,247.02 : x - Step 2: Convert to fraction form
168,389,736.63/252,593,659.41 = 53,383,247.02/x - Step 3: Cross multiply
168,389,736.63x = 252,593,659.41 × 53,383,247.02 - Step 4: Simplify right side
168,389,736.63x = 13,484,269,715,969,778 - Step 5: Solve for x
x = 13,484,269,715,969,778/168,389,736.63 - Step 6: Final answer
x = 80,077,740.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.