Finding the Fourth Proportional to 5,451,563,528.60, 8,177,345,292.90 and 1,771,440,891.80
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Solution
The fourth proportional to 5,451,563,528.60, 8,177,345,292.90 and 1,771,440,891.80 is: 2,657,161,337.70
Step by Step Solution
- Step 1: Write the proportion equation
5,451,563,528.60 : 8,177,345,292.90 = 1,771,440,891.80 : x - Step 2: Convert to fraction form
5,451,563,528.60/8,177,345,292.90 = 1,771,440,891.80/x - Step 3: Cross multiply
5,451,563,528.60x = 8,177,345,292.90 × 1,771,440,891.80 - Step 4: Simplify right side
5,451,563,528.60x = 14,485,683,838,211,307,520 - Step 5: Solve for x
x = 14,485,683,838,211,307,520/5,451,563,528.60 - Step 6: Final answer
x = 2,657,161,337.70
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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.