Finding the Fourth Proportional to 2,443,560,604.70, 3,665,340,907.05 and 807,785,206.70
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Solution
The fourth proportional to 2,443,560,604.70, 3,665,340,907.05 and 807,785,206.70 is: 1,211,677,810.05
Step by Step Solution
- Step 1: Write the proportion equation
2,443,560,604.70 : 3,665,340,907.05 = 807,785,206.70 : x - Step 2: Convert to fraction form
2,443,560,604.70/3,665,340,907.05 = 807,785,206.70/x - Step 3: Cross multiply
2,443,560,604.70x = 3,665,340,907.05 × 807,785,206.70 - Step 4: Simplify right side
2,443,560,604.70x = 2,960,808,162,227,350,016 - Step 5: Solve for x
x = 2,960,808,162,227,350,016/2,443,560,604.70 - Step 6: Final answer
x = 1,211,677,810.05
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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.