Finding the Fourth Proportional to 49,440,240.12, 68,221,260.32 and 27,107,349.06
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Solution
The fourth proportional to 49,440,240.12, 68,221,260.32 and 27,107,349.06 is: 37,404,703.38
Step by Step Solution
- Step 1: Write the proportion equation
49,440,240.12 : 68,221,260.32 = 27,107,349.06 : x - Step 2: Convert to fraction form
49,440,240.12/68,221,260.32 = 27,107,349.06/x - Step 3: Cross multiply
49,440,240.12x = 68,221,260.32 × 27,107,349.06 - Step 4: Simplify right side
49,440,240.12x = 1,849,297,516,807,367 - Step 5: Solve for x
x = 1,849,297,516,807,367/49,440,240.12 - Step 6: Final answer
x = 37,404,703.38
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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.