Finding the Fourth Proportional to 5,948,491,891.40, 8,208,873,416.76 and 3,272,214,443.48
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Solution
The fourth proportional to 5,948,491,891.40, 8,208,873,416.76 and 3,272,214,443.48 is: 4,515,630,961.50
Step by Step Solution
- Step 1: Write the proportion equation
5,948,491,891.40 : 8,208,873,416.76 = 3,272,214,443.48 : x - Step 2: Convert to fraction form
5,948,491,891.40/8,208,873,416.76 = 3,272,214,443.48/x - Step 3: Cross multiply
5,948,491,891.40x = 8,208,873,416.76 × 3,272,214,443.48 - Step 4: Simplify right side
5,948,491,891.40x = 26,861,194,159,021,088,768 - Step 5: Solve for x
x = 26,861,194,159,021,088,768/5,948,491,891.40 - Step 6: Final answer
x = 4,515,630,961.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.