Finding the Fourth Proportional to 334,368,138.70, 501,552,208.05 and 115,945,887.70
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Solution
The fourth proportional to 334,368,138.70, 501,552,208.05 and 115,945,887.70 is: 173,918,831.55
Step by Step Solution
- Step 1: Write the proportion equation
334,368,138.70 : 501,552,208.05 = 115,945,887.70 : x - Step 2: Convert to fraction form
334,368,138.70/501,552,208.05 = 115,945,887.70/x - Step 3: Cross multiply
334,368,138.70x = 501,552,208.05 × 115,945,887.70 - Step 4: Simplify right side
334,368,138.70x = 58,152,915,990,252,336 - Step 5: Solve for x
x = 58,152,915,990,252,336/334,368,138.70 - Step 6: Final answer
x = 173,918,831.55
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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.