Finding the Fourth Proportional to 7,093,596,328.80, 10,640,394,493.20 and 4,481,457,525.60
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Solution
The fourth proportional to 7,093,596,328.80, 10,640,394,493.20 and 4,481,457,525.60 is: 6,722,186,288.40
Step by Step Solution
- Step 1: Write the proportion equation
7,093,596,328.80 : 10,640,394,493.20 = 4,481,457,525.60 : x - Step 2: Convert to fraction form
7,093,596,328.80/10,640,394,493.20 = 4,481,457,525.60/x - Step 3: Cross multiply
7,093,596,328.80x = 10,640,394,493.20 × 4,481,457,525.60 - Step 4: Simplify right side
7,093,596,328.80x = 47,684,475,976,903,942,144 - Step 5: Solve for x
x = 47,684,475,976,903,942,144/7,093,596,328.80 - Step 6: Final answer
x = 6,722,186,288.40
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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.