Finding the Fourth Proportional to 2,930,450,480.01, 4,392,099,187.70 and 1,375,666,340.49
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Solution
The fourth proportional to 2,930,450,480.01, 4,392,099,187.70 and 1,375,666,340.49 is: 2,061,820,548.69
Step by Step Solution
- Step 1: Write the proportion equation
2,930,450,480.01 : 4,392,099,187.70 = 1,375,666,340.49 : x - Step 2: Convert to fraction form
2,930,450,480.01/4,392,099,187.70 = 1,375,666,340.49/x - Step 3: Cross multiply
2,930,450,480.01x = 4,392,099,187.70 × 1,375,666,340.49 - Step 4: Simplify right side
2,930,450,480.01x = 6,042,063,016,605,481,984 - Step 5: Solve for x
x = 6,042,063,016,605,481,984/2,930,450,480.01 - Step 6: Final answer
x = 2,061,820,548.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.