Finding the Fourth Proportional to 4,998,440,453.54, 6,897,903,827.38 and 2,855,330,810.06
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Solution
The fourth proportional to 4,998,440,453.54, 6,897,903,827.38 and 2,855,330,810.06 is: 3,940,388,508.42
Step by Step Solution
- Step 1: Write the proportion equation
4,998,440,453.54 : 6,897,903,827.38 = 2,855,330,810.06 : x - Step 2: Convert to fraction form
4,998,440,453.54/6,897,903,827.38 = 2,855,330,810.06/x - Step 3: Cross multiply
4,998,440,453.54x = 6,897,903,827.38 × 2,855,330,810.06 - Step 4: Simplify right side
4,998,440,453.54x = 19,695,797,323,107,278,848 - Step 5: Solve for x
x = 19,695,797,323,107,278,848/4,998,440,453.54 - Step 6: Final answer
x = 3,940,388,508.42
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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.