Finding the Fourth Proportional to 4,420,624,908.73, 6,103,216,021.89 and 2,813,986,759.99
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Solution
The fourth proportional to 4,420,624,908.73, 6,103,216,021.89 and 2,813,986,759.99 is: 3,885,054,586.97
Step by Step Solution
- Step 1: Write the proportion equation
4,420,624,908.73 : 6,103,216,021.89 = 2,813,986,759.99 : x - Step 2: Convert to fraction form
4,420,624,908.73/6,103,216,021.89 = 2,813,986,759.99/x - Step 3: Cross multiply
4,420,624,908.73x = 6,103,216,021.89 × 2,813,986,759.99 - Step 4: Simplify right side
4,420,624,908.73x = 17,174,369,078,957,297,664 - Step 5: Solve for x
x = 17,174,369,078,957,297,664/4,420,624,908.73 - Step 6: Final answer
x = 3,885,054,586.97
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1.5x scale
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.