Finding the Fourth Proportional to 277,562,063.09, 383,035,649.60 and 153,802,740.17
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Solution
The fourth proportional to 277,562,063.09, 383,035,649.60 and 153,802,740.17 is: 212,247,782.84
Step by Step Solution
- Step 1: Write the proportion equation
277,562,063.09 : 383,035,649.60 = 153,802,740.17 : x - Step 2: Convert to fraction form
277,562,063.09/383,035,649.60 = 153,802,740.17/x - Step 3: Cross multiply
277,562,063.09x = 383,035,649.60 × 153,802,740.17 - Step 4: Simplify right side
277,562,063.09x = 58,911,932,489,745,296 - Step 5: Solve for x
x = 58,911,932,489,745,296/277,562,063.09 - Step 6: Final answer
x = 212,247,782.84
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1.5x scale
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.