Finding the Fourth Proportional to 434,309,800.52, 599,351,783.46 and 236,071,172.99
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Solution
The fourth proportional to 434,309,800.52, 599,351,783.46 and 236,071,172.99 is: 325,780,533.59
Step by Step Solution
- Step 1: Write the proportion equation
434,309,800.52 : 599,351,783.46 = 236,071,172.99 : x - Step 2: Convert to fraction form
434,309,800.52/599,351,783.46 = 236,071,172.99/x - Step 3: Cross multiply
434,309,800.52x = 599,351,783.46 × 236,071,172.99 - Step 4: Simplify right side
434,309,800.52x = 141,489,678,555,050,688 - Step 5: Solve for x
x = 141,489,678,555,050,688/434,309,800.52 - Step 6: Final answer
x = 325,780,533.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.