Finding the Fourth Proportional to 3,211,449,808.02, 4,817,406,884.21 and 1,344,217,571.99
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Solution
The fourth proportional to 3,211,449,808.02, 4,817,406,884.21 and 1,344,217,571.99 is: 2,016,423,538.37
Step by Step Solution
- Step 1: Write the proportion equation
3,211,449,808.02 : 4,817,406,884.21 = 1,344,217,571.99 : x - Step 2: Convert to fraction form
3,211,449,808.02/4,817,406,884.21 = 1,344,217,571.99/x - Step 3: Cross multiply
3,211,449,808.02x = 4,817,406,884.21 × 1,344,217,571.99 - Step 4: Simplify right side
3,211,449,808.02x = 6,475,642,985,180,677,120 - Step 5: Solve for x
x = 6,475,642,985,180,677,120/3,211,449,808.02 - Step 6: Final answer
x = 2,016,423,538.37
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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.