Finding the Fourth Proportional to 3,052,201,426.20, 4,578,302,139.30 and 754,486,738.20
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Solution
The fourth proportional to 3,052,201,426.20, 4,578,302,139.30 and 754,486,738.20 is: 1,131,730,107.30
Step by Step Solution
- Step 1: Write the proportion equation
3,052,201,426.20 : 4,578,302,139.30 = 754,486,738.20 : x - Step 2: Convert to fraction form
3,052,201,426.20/4,578,302,139.30 = 754,486,738.20/x - Step 3: Cross multiply
3,052,201,426.20x = 4,578,302,139.30 × 754,486,738.20 - Step 4: Simplify right side
3,052,201,426.20x = 3,454,268,247,574,539,264 - Step 5: Solve for x
x = 3,454,268,247,574,539,264/3,052,201,426.20 - Step 6: Final answer
x = 1,131,730,107.30
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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.