Finding the Fourth Proportional to 96,295,620.09, 132,887,940.06 and 55,043,398.20
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Solution
The fourth proportional to 96,295,620.09, 132,887,940.06 and 55,043,398.20 is: 75,959,880.56
Step by Step Solution
- Step 1: Write the proportion equation
96,295,620.09 : 132,887,940.06 = 55,043,398.20 : x - Step 2: Convert to fraction form
96,295,620.09/132,887,940.06 = 55,043,398.20/x - Step 3: Cross multiply
96,295,620.09x = 132,887,940.06 × 55,043,398.20 - Step 4: Simplify right side
96,295,620.09x = 7,314,603,800,700,312 - Step 5: Solve for x
x = 7,314,603,800,700,312/96,295,620.09 - Step 6: Final answer
x = 75,959,880.56
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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.