Finding the Fourth Proportional to 3,461,617,070.80, 5,192,425,606.20 and 2,171,671,982.80
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Solution
The fourth proportional to 3,461,617,070.80, 5,192,425,606.20 and 2,171,671,982.80 is: 3,257,507,974.20
Step by Step Solution
- Step 1: Write the proportion equation
3,461,617,070.80 : 5,192,425,606.20 = 2,171,671,982.80 : x - Step 2: Convert to fraction form
3,461,617,070.80/5,192,425,606.20 = 2,171,671,982.80/x - Step 3: Cross multiply
3,461,617,070.80x = 5,192,425,606.20 × 2,171,671,982.80 - Step 4: Simplify right side
3,461,617,070.80x = 11,276,245,211,757,846,528 - Step 5: Solve for x
x = 11,276,245,211,757,846,528/3,461,617,070.80 - Step 6: Final answer
x = 3,257,507,974.20
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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.