Finding the Fourth Proportional to 4,385,299,771.92, 6,051,760,266.96 and 2,378,138,823.12
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Solution
The fourth proportional to 4,385,299,771.92, 6,051,760,266.96 and 2,378,138,823.12 is: 3,281,856,837.07
Step by Step Solution
- Step 1: Write the proportion equation
4,385,299,771.92 : 6,051,760,266.96 = 2,378,138,823.12 : x - Step 2: Convert to fraction form
4,385,299,771.92/6,051,760,266.96 = 2,378,138,823.12/x - Step 3: Cross multiply
4,385,299,771.92x = 6,051,760,266.96 × 2,378,138,823.12 - Step 4: Simplify right side
4,385,299,771.92x = 14,391,926,039,072,630,784 - Step 5: Solve for x
x = 14,391,926,039,072,630,784/4,385,299,771.92 - Step 6: Final answer
x = 3,281,856,837.07
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1.5x scale
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.