Finding the Fourth Proportional to 2,655,284,441.24, 3,980,963,122.04 and 1,605,789,324.20
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Solution
The fourth proportional to 2,655,284,441.24, 3,980,963,122.04 and 1,605,789,324.20 is: 2,407,496,531.11
Step by Step Solution
- Step 1: Write the proportion equation
2,655,284,441.24 : 3,980,963,122.04 = 1,605,789,324.20 : x - Step 2: Convert to fraction form
2,655,284,441.24/3,980,963,122.04 = 1,605,789,324.20/x - Step 3: Cross multiply
2,655,284,441.24x = 3,980,963,122.04 × 1,605,789,324.20 - Step 4: Simplify right side
2,655,284,441.24x = 6,392,588,081,377,799,168 - Step 5: Solve for x
x = 6,392,588,081,377,799,168/2,655,284,441.24 - Step 6: Final answer
x = 2,407,496,531.11
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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.