Finding the Fourth Proportional to 24,144,321,389.99, 36,220,416,107.49 and 7,128,806,950.82
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Solution
The fourth proportional to 24,144,321,389.99, 36,220,416,107.49 and 7,128,806,950.82 is: 10,694,371,978.33
Step by Step Solution
- Step 1: Write the proportion equation
24,144,321,389.99 : 36,220,416,107.49 = 7,128,806,950.82 : x - Step 2: Convert to fraction form
24,144,321,389.99/36,220,416,107.49 = 7,128,806,950.82/x - Step 3: Cross multiply
24,144,321,389.99x = 36,220,416,107.49 × 7,128,806,950.82 - Step 4: Simplify right side
24,144,321,389.99x = 258,208,354,108,757,934,080 - Step 5: Solve for x
x = 258,208,354,108,757,934,080/24,144,321,389.99 - Step 6: Final answer
x = 10,694,371,978.33
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1.5x scale
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.