Finding the Fourth Proportional to 132,347,736.70, 198,521,605.05 and 101,736,735.10
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Solution
The fourth proportional to 132,347,736.70, 198,521,605.05 and 101,736,735.10 is: 152,605,102.65
Step by Step Solution
- Step 1: Write the proportion equation
132,347,736.70 : 198,521,605.05 = 101,736,735.10 : x - Step 2: Convert to fraction form
132,347,736.70/198,521,605.05 = 101,736,735.10/x - Step 3: Cross multiply
132,347,736.70x = 198,521,605.05 × 101,736,735.10 - Step 4: Simplify right side
132,347,736.70x = 20,196,939,944,598,672 - Step 5: Solve for x
x = 20,196,939,944,598,672/132,347,736.70 - Step 6: Final answer
x = 152,605,102.65
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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.