Finding the Fourth Proportional to 2,306,202,436.48, 3,182,543,515.20 and 1,248,906,213.76
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Solution
The fourth proportional to 2,306,202,436.48, 3,182,543,515.20 and 1,248,906,213.76 is: 1,723,481,993.09
Step by Step Solution
- Step 1: Write the proportion equation
2,306,202,436.48 : 3,182,543,515.20 = 1,248,906,213.76 : x - Step 2: Convert to fraction form
2,306,202,436.48/3,182,543,515.20 = 1,248,906,213.76/x - Step 3: Cross multiply
2,306,202,436.48x = 3,182,543,515.20 × 1,248,906,213.76 - Step 4: Simplify right side
2,306,202,436.48x = 3,974,698,371,694,872,576 - Step 5: Solve for x
x = 3,974,698,371,694,872,576/2,306,202,436.48 - Step 6: Final answer
x = 1,723,481,993.09
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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.