Finding the Fourth Proportional to 3,491,951,245.67, 4,818,173,360.05 and 2,006,552,393.03
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Solution
The fourth proportional to 3,491,951,245.67, 4,818,173,360.05 and 2,006,552,393.03 is: 2,768,628,942.81
Step by Step Solution
- Step 1: Write the proportion equation
3,491,951,245.67 : 4,818,173,360.05 = 2,006,552,393.03 : x - Step 2: Convert to fraction form
3,491,951,245.67/4,818,173,360.05 = 2,006,552,393.03/x - Step 3: Cross multiply
3,491,951,245.67x = 4,818,173,360.05 × 2,006,552,393.03 - Step 4: Simplify right side
3,491,951,245.67x = 9,667,917,285,641,723,904 - Step 5: Solve for x
x = 9,667,917,285,641,723,904/3,491,951,245.67 - Step 6: Final answer
x = 2,768,628,942.81
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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.