Finding the Fourth Proportional to 4,091,993,638.95, 5,646,940,600.56 and 2,283,486,546.09
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Solution
The fourth proportional to 4,091,993,638.95, 5,646,940,600.56 and 2,283,486,546.09 is: 3,151,205,506.58
Step by Step Solution
- Step 1: Write the proportion equation
4,091,993,638.95 : 5,646,940,600.56 = 2,283,486,546.09 : x - Step 2: Convert to fraction form
4,091,993,638.95/5,646,940,600.56 = 2,283,486,546.09/x - Step 3: Cross multiply
4,091,993,638.95x = 5,646,940,600.56 × 2,283,486,546.09 - Step 4: Simplify right side
4,091,993,638.95x = 12,894,712,887,948,146,688 - Step 5: Solve for x
x = 12,894,712,887,948,146,688/4,091,993,638.95 - Step 6: Final answer
x = 3,151,205,506.58
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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.