Finding the Fourth Proportional to 4,084,358,863.73, 5,636,266,425.24 and 2,275,777,287.05
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Solution
The fourth proportional to 4,084,358,863.73, 5,636,266,425.24 and 2,275,777,287.05 is: 3,140,489,742.03
Step by Step Solution
- Step 1: Write the proportion equation
4,084,358,863.73 : 5,636,266,425.24 = 2,275,777,287.05 : x - Step 2: Convert to fraction form
4,084,358,863.73/5,636,266,425.24 = 2,275,777,287.05/x - Step 3: Cross multiply
4,084,358,863.73x = 5,636,266,425.24 × 2,275,777,287.05 - Step 4: Simplify right side
4,084,358,863.73x = 12,826,887,114,323,689,472 - Step 5: Solve for x
x = 12,826,887,114,323,689,472/4,084,358,863.73 - Step 6: Final answer
x = 3,140,489,742.03
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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.