Finding the Fourth Proportional to 84,836,202.53, 127,077,745.05 and 53,977,924.13
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Solution
The fourth proportional to 84,836,202.53, 127,077,745.05 and 53,977,924.13 is: 80,854,548.84
Step by Step Solution
- Step 1: Write the proportion equation
84,836,202.53 : 127,077,745.05 = 53,977,924.13 : x - Step 2: Convert to fraction form
84,836,202.53/127,077,745.05 = 53,977,924.13/x - Step 3: Cross multiply
84,836,202.53x = 127,077,745.05 × 53,977,924.13 - Step 4: Simplify right side
84,836,202.53x = 6,859,392,880,284,994 - Step 5: Solve for x
x = 6,859,392,880,284,994/84,836,202.53 - Step 6: Final answer
x = 80,854,548.84
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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.