Finding the Fourth Proportional to 5,524,200,541.99, 7,623,399,806.12 and 2,983,882,496.21
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Solution
The fourth proportional to 5,524,200,541.99, 7,623,399,806.12 and 2,983,882,496.21 is: 4,117,759,496.63
Step by Step Solution
- Step 1: Write the proportion equation
5,524,200,541.99 : 7,623,399,806.12 = 2,983,882,496.21 : x - Step 2: Convert to fraction form
5,524,200,541.99/7,623,399,806.12 = 2,983,882,496.21/x - Step 3: Cross multiply
5,524,200,541.99x = 7,623,399,806.12 × 2,983,882,496.21 - Step 4: Simplify right side
5,524,200,541.99x = 22,747,329,243,061,518,336 - Step 5: Solve for x
x = 22,747,329,243,061,518,336/5,524,200,541.99 - Step 6: Final answer
x = 4,117,759,496.63
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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.