Finding the Fourth Proportional to 8,478,647,939.98, 12,719,868,739.98 and 2,583,668,541.34
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Solution
The fourth proportional to 8,478,647,939.98, 12,719,868,739.98 and 2,583,668,541.34 is: 3,876,080,826.34
Step by Step Solution
- Step 1: Write the proportion equation
8,478,647,939.98 : 12,719,868,739.98 = 2,583,668,541.34 : x - Step 2: Convert to fraction form
8,478,647,939.98/12,719,868,739.98 = 2,583,668,541.34/x - Step 3: Cross multiply
8,478,647,939.98x = 12,719,868,739.98 × 2,583,668,541.34 - Step 4: Simplify right side
8,478,647,939.98x = 32,863,924,713,460,391,936 - Step 5: Solve for x
x = 32,863,924,713,460,391,936/8,478,647,939.98 - Step 6: Final answer
x = 3,876,080,826.34
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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.