Finding the Fourth Proportional to 174,842,720.22, 262,218,382.94 and 51,987,951.48
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Solution
The fourth proportional to 174,842,720.22, 262,218,382.94 and 51,987,951.48 is: 77,968,339.50
Step by Step Solution
- Step 1: Write the proportion equation
174,842,720.22 : 262,218,382.94 = 51,987,951.48 : x - Step 2: Convert to fraction form
174,842,720.22/262,218,382.94 = 51,987,951.48/x - Step 3: Cross multiply
174,842,720.22x = 262,218,382.94 × 51,987,951.48 - Step 4: Simplify right side
174,842,720.22x = 13,632,196,569,448,778 - Step 5: Solve for x
x = 13,632,196,569,448,778/174,842,720.22 - Step 6: Final answer
x = 77,968,339.50
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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.