Finding the Fourth Proportional to 2,338,732,523.76, 3,508,541,230.40 and 939,825,694.68
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Solution
The fourth proportional to 2,338,732,523.76, 3,508,541,230.40 and 939,825,694.68 is: 1,409,916,339.59
Step by Step Solution
- Step 1: Write the proportion equation
2,338,732,523.76 : 3,508,541,230.40 = 939,825,694.68 : x - Step 2: Convert to fraction form
2,338,732,523.76/3,508,541,230.40 = 939,825,694.68/x - Step 3: Cross multiply
2,338,732,523.76x = 3,508,541,230.40 × 939,825,694.68 - Step 4: Simplify right side
2,338,732,523.76x = 3,297,417,199,174,102,016 - Step 5: Solve for x
x = 3,297,417,199,174,102,016/2,338,732,523.76 - Step 6: Final answer
x = 1,409,916,339.59
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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.