Finding the Fourth Proportional to 8,821,594,915.20, 13,232,392,372.80 and 6,824,227,060.80
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Solution
The fourth proportional to 8,821,594,915.20, 13,232,392,372.80 and 6,824,227,060.80 is: 10,236,340,591.20
Step by Step Solution
- Step 1: Write the proportion equation
8,821,594,915.20 : 13,232,392,372.80 = 6,824,227,060.80 : x - Step 2: Convert to fraction form
8,821,594,915.20/13,232,392,372.80 = 6,824,227,060.80/x - Step 3: Cross multiply
8,821,594,915.20x = 13,232,392,372.80 × 6,824,227,060.80 - Step 4: Simplify right side
8,821,594,915.20x = 90,300,850,109,585,276,928 - Step 5: Solve for x
x = 90,300,850,109,585,276,928/8,821,594,915.20 - Step 6: Final answer
x = 10,236,340,591.20
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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.