Finding the Fourth Proportional to 6,205,819,806.20, 8,564,213,026.33 and 3,386,609,446.03
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Solution
The fourth proportional to 6,205,819,806.20, 8,564,213,026.33 and 3,386,609,446.03 is: 4,673,620,188.55
Step by Step Solution
- Step 1: Write the proportion equation
6,205,819,806.20 : 8,564,213,026.33 = 3,386,609,446.03 : x - Step 2: Convert to fraction form
6,205,819,806.20/8,564,213,026.33 = 3,386,609,446.03/x - Step 3: Cross multiply
6,205,819,806.20x = 8,564,213,026.33 × 3,386,609,446.03 - Step 4: Simplify right side
6,205,819,806.20x = 29,003,644,732,752,478,208 - Step 5: Solve for x
x = 29,003,644,732,752,478,208/6,205,819,806.20 - Step 6: Final answer
x = 4,673,620,188.55
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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.