Finding the Fourth Proportional to 6,593,435,131.98, 9,891,682,471.68 and 2,171,695,879.92
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Solution
The fourth proportional to 6,593,435,131.98, 9,891,682,471.68 and 2,171,695,879.92 is: 3,258,047,685.19
Step by Step Solution
- Step 1: Write the proportion equation
6,593,435,131.98 : 9,891,682,471.68 = 2,171,695,879.92 : x - Step 2: Convert to fraction form
6,593,435,131.98/9,891,682,471.68 = 2,171,695,879.92/x - Step 3: Cross multiply
6,593,435,131.98x = 9,891,682,471.68 × 2,171,695,879.92 - Step 4: Simplify right side
6,593,435,131.98x = 21,481,726,069,224,341,504 - Step 5: Solve for x
x = 21,481,726,069,224,341,504/6,593,435,131.98 - Step 6: Final answer
x = 3,258,047,685.19
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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.