Finding the Fourth Proportional to 96,295,599.09, 132,887,911.08 and 55,043,377.20
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Solution
The fourth proportional to 96,295,599.09, 132,887,911.08 and 55,043,377.20 is: 75,959,851.58
Step by Step Solution
- Step 1: Write the proportion equation
96,295,599.09 : 132,887,911.08 = 55,043,377.20 : x - Step 2: Convert to fraction form
96,295,599.09/132,887,911.08 = 55,043,377.20/x - Step 3: Cross multiply
96,295,599.09x = 132,887,911.08 × 55,043,377.20 - Step 4: Simplify right side
96,295,599.09x = 7,314,599,414,896,500 - Step 5: Solve for x
x = 7,314,599,414,896,500/96,295,599.09 - Step 6: Final answer
x = 75,959,851.58
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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.