Finding the Fourth Proportional to 4,723,205,995.99, 6,517,981,363.37 and 2,579,812,210.06
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Solution
The fourth proportional to 4,723,205,995.99, 6,517,981,363.37 and 2,579,812,210.06 is: 3,560,117,411.86
Step by Step Solution
- Step 1: Write the proportion equation
4,723,205,995.99 : 6,517,981,363.37 = 2,579,812,210.06 : x - Step 2: Convert to fraction form
4,723,205,995.99/6,517,981,363.37 = 2,579,812,210.06/x - Step 3: Cross multiply
4,723,205,995.99x = 6,517,981,363.37 × 2,579,812,210.06 - Step 4: Simplify right side
4,723,205,995.99x = 16,815,167,906,119,960,576 - Step 5: Solve for x
x = 16,815,167,906,119,960,576/4,723,205,995.99 - Step 6: Final answer
x = 3,560,117,411.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.