Finding the Fourth Proportional to 4,956,256,073.52, 6,839,387,359.20 and 2,728,540,432.08
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Solution
The fourth proportional to 4,956,256,073.52, 6,839,387,359.20 and 2,728,540,432.08 is: 3,765,250,354.99
Step by Step Solution
- Step 1: Write the proportion equation
4,956,256,073.52 : 6,839,387,359.20 = 2,728,540,432.08 : x - Step 2: Convert to fraction form
4,956,256,073.52/6,839,387,359.20 = 2,728,540,432.08/x - Step 3: Cross multiply
4,956,256,073.52x = 6,839,387,359.20 × 2,728,540,432.08 - Step 4: Simplify right side
4,956,256,073.52x = 18,661,544,940,234,055,680 - Step 5: Solve for x
x = 18,661,544,940,234,055,680/4,956,256,073.52 - Step 6: Final answer
x = 3,765,250,354.99
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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.