Finding the Fourth Proportional to 3,067,736,098.20, 4,601,604,147.30 and 2,128,998,715.80
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Solution
The fourth proportional to 3,067,736,098.20, 4,601,604,147.30 and 2,128,998,715.80 is: 3,193,498,073.70
Step by Step Solution
- Step 1: Write the proportion equation
3,067,736,098.20 : 4,601,604,147.30 = 2,128,998,715.80 : x - Step 2: Convert to fraction form
3,067,736,098.20/4,601,604,147.30 = 2,128,998,715.80/x - Step 3: Cross multiply
3,067,736,098.20x = 4,601,604,147.30 × 2,128,998,715.80 - Step 4: Simplify right side
3,067,736,098.20x = 9,796,809,320,221,655,040 - Step 5: Solve for x
x = 9,796,809,320,221,655,040/3,067,736,098.20 - Step 6: Final answer
x = 3,193,498,073.70
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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.