Finding the Fourth Proportional to 49,109,343.63, 73,643,748.09 and 16,763,851.47
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Solution
The fourth proportional to 49,109,343.63, 73,643,748.09 and 16,763,851.47 is: 25,138,858.79
Step by Step Solution
- Step 1: Write the proportion equation
49,109,343.63 : 73,643,748.09 = 16,763,851.47 : x - Step 2: Convert to fraction form
49,109,343.63/73,643,748.09 = 16,763,851.47/x - Step 3: Cross multiply
49,109,343.63x = 73,643,748.09 × 16,763,851.47 - Step 4: Simplify right side
49,109,343.63x = 1,234,552,854,674,856.25 - Step 5: Solve for x
x = 1,234,552,854,674,856.25/49,109,343.63 - Step 6: Final answer
x = 25,138,858.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.