Finding the Fourth Proportional to 4,453,220,703.44, 6,145,276,209 and 2,473,199,083.28
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Solution
The fourth proportional to 4,453,220,703.44, 6,145,276,209 and 2,473,199,083.28 is: 3,412,921,231.34
Step by Step Solution
- Step 1: Write the proportion equation
4,453,220,703.44 : 6,145,276,209 = 2,473,199,083.28 : x - Step 2: Convert to fraction form
4,453,220,703.44/6,145,276,209 = 2,473,199,083.28/x - Step 3: Cross multiply
4,453,220,703.44x = 6,145,276,209 × 2,473,199,083.28 - Step 4: Simplify right side
4,453,220,703.44x = 15,198,491,486,601,195,520 - Step 5: Solve for x
x = 15,198,491,486,601,195,520/4,453,220,703.44 - Step 6: Final answer
x = 3,412,921,231.34
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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.