Finding the Fourth Proportional to 48,971,939.60, 73,394,923.80 and 29,782,326.80
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Solution
The fourth proportional to 48,971,939.60, 73,394,923.80 and 29,782,326.80 is: 44,635,185.45
Step by Step Solution
- Step 1: Write the proportion equation
48,971,939.60 : 73,394,923.80 = 29,782,326.80 : x - Step 2: Convert to fraction form
48,971,939.60/73,394,923.80 = 29,782,326.80/x - Step 3: Cross multiply
48,971,939.60x = 73,394,923.80 × 29,782,326.80 - Step 4: Simplify right side
48,971,939.60x = 2,185,871,606,072,697.75 - Step 5: Solve for x
x = 2,185,871,606,072,697.75/48,971,939.60 - Step 6: Final answer
x = 44,635,185.45
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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.