Finding the Fourth Proportional to 5,529,197,785.15, 8,299,698,781.53 and 2,382,965,074.18
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Solution
The fourth proportional to 5,529,197,785.15, 8,299,698,781.53 and 2,382,965,074.18 is: 3,576,991,290.80
Step by Step Solution
- Step 1: Write the proportion equation
5,529,197,785.15 : 8,299,698,781.53 = 2,382,965,074.18 : x - Step 2: Convert to fraction form
5,529,197,785.15/8,299,698,781.53 = 2,382,965,074.18/x - Step 3: Cross multiply
5,529,197,785.15x = 8,299,698,781.53 × 2,382,965,074.18 - Step 4: Simplify right side
5,529,197,785.15x = 19,777,892,322,589,634,560 - Step 5: Solve for x
x = 19,777,892,322,589,634,560/5,529,197,785.15 - Step 6: Final answer
x = 3,576,991,290.80
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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.