Finding the Fourth Proportional to 22,380,289,949.18, 30,898,738,455.68 and 14,246,682,639.92
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Solution
The fourth proportional to 22,380,289,949.18, 30,898,738,455.68 and 14,246,682,639.92 is: 19,669,294,801.43
Step by Step Solution
- Step 1: Write the proportion equation
22,380,289,949.18 : 30,898,738,455.68 = 14,246,682,639.92 : x - Step 2: Convert to fraction form
22,380,289,949.18/30,898,738,455.68 = 14,246,682,639.92/x - Step 3: Cross multiply
22,380,289,949.18x = 30,898,738,455.68 × 14,246,682,639.92 - Step 4: Simplify right side
22,380,289,949.18x = 440,204,520,751,964,749,824 - Step 5: Solve for x
x = 440,204,520,751,964,749,824/22,380,289,949.18 - Step 6: Final answer
x = 19,669,294,801.43
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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.