Finding the Fourth Proportional to 10,290,694,446.05, 15,417,780,046.84 and 4,301,618,325.08
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Solution
The fourth proportional to 10,290,694,446.05, 15,417,780,046.84 and 4,301,618,325.08 is: 6,444,793,937.78
Step by Step Solution
- Step 1: Write the proportion equation
10,290,694,446.05 : 15,417,780,046.84 = 4,301,618,325.08 : x - Step 2: Convert to fraction form
10,290,694,446.05/15,417,780,046.84 = 4,301,618,325.08/x - Step 3: Cross multiply
10,290,694,446.05x = 15,417,780,046.84 × 4,301,618,325.08 - Step 4: Simplify right side
10,290,694,446.05x = 66,321,405,181,466,935,296 - Step 5: Solve for x
x = 66,321,405,181,466,935,296/10,290,694,446.05 - Step 6: Final answer
x = 6,444,793,937.78
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1.5x scale
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.