Finding the Fourth Proportional to 162,921,633.99, 244,450,128.11 and 65,945,893.83
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Solution
The fourth proportional to 162,921,633.99, 244,450,128.11 and 65,945,893.83 is: 98,946,234.46
Step by Step Solution
- Step 1: Write the proportion equation
162,921,633.99 : 244,450,128.11 = 65,945,893.83 : x - Step 2: Convert to fraction form
162,921,633.99/244,450,128.11 = 65,945,893.83/x - Step 3: Cross multiply
162,921,633.99x = 244,450,128.11 × 65,945,893.83 - Step 4: Simplify right side
162,921,633.99x = 16,120,482,194,742,228 - Step 5: Solve for x
x = 16,120,482,194,742,228/162,921,633.99 - Step 6: Final answer
x = 98,946,234.46
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1.5x scale
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.