Finding the Fourth Proportional to 6,821,800,957.40, 10,232,701,436.10 and 4,170,122,943.80
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Solution
The fourth proportional to 6,821,800,957.40, 10,232,701,436.10 and 4,170,122,943.80 is: 6,255,184,415.70
Step by Step Solution
- Step 1: Write the proportion equation
6,821,800,957.40 : 10,232,701,436.10 = 4,170,122,943.80 : x - Step 2: Convert to fraction form
6,821,800,957.40/10,232,701,436.10 = 4,170,122,943.80/x - Step 3: Cross multiply
6,821,800,957.40x = 10,232,701,436.10 × 4,170,122,943.80 - Step 4: Simplify right side
6,821,800,957.40x = 42,671,623,035,735,826,432 - Step 5: Solve for x
x = 42,671,623,035,735,826,432/6,821,800,957.40 - Step 6: Final answer
x = 6,255,184,415.70
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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.