Finding the Fourth Proportional to 3,442,187,498.38, 5,152,593,173.54 and 1,864,375,992.99
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Solution
The fourth proportional to 3,442,187,498.38, 5,152,593,173.54 and 1,864,375,992.99 is: 2,790,775,057.70
Step by Step Solution
- Step 1: Write the proportion equation
3,442,187,498.38 : 5,152,593,173.54 = 1,864,375,992.99 : x - Step 2: Convert to fraction form
3,442,187,498.38/5,152,593,173.54 = 1,864,375,992.99/x - Step 3: Cross multiply
3,442,187,498.38x = 5,152,593,173.54 × 1,864,375,992.99 - Step 4: Simplify right side
3,442,187,498.38x = 9,606,371,014,382,811,136 - Step 5: Solve for x
x = 9,606,371,014,382,811,136/3,442,187,498.38 - Step 6: Final answer
x = 2,790,775,057.70
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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.