Finding the Fourth Proportional to 4,220,325,936.05, 6,329,866,207.92 and 1,231,586,545.66
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Solution
The fourth proportional to 4,220,325,936.05, 6,329,866,207.92 and 1,231,586,545.66 is: 1,847,198,101.67
Step by Step Solution
- Step 1: Write the proportion equation
4,220,325,936.05 : 6,329,866,207.92 = 1,231,586,545.66 : x - Step 2: Convert to fraction form
4,220,325,936.05/6,329,866,207.92 = 1,231,586,545.66/x - Step 3: Cross multiply
4,220,325,936.05x = 6,329,866,207.92 × 1,231,586,545.66 - Step 4: Simplify right side
4,220,325,936.05x = 7,795,778,057,480,055,808 - Step 5: Solve for x
x = 7,795,778,057,480,055,808/4,220,325,936.05 - Step 6: Final answer
x = 1,847,198,101.67
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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.