Finding the Fourth Proportional to 3,068,995,229.09, 4,235,205,450.25 and 1,712,614,909.44
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Solution
The fourth proportional to 3,068,995,229.09, 4,235,205,450.25 and 1,712,614,909.44 is: 2,363,404,129.76
Step by Step Solution
- Step 1: Write the proportion equation
3,068,995,229.09 : 4,235,205,450.25 = 1,712,614,909.44 : x - Step 2: Convert to fraction form
3,068,995,229.09/4,235,205,450.25 = 1,712,614,909.44/x - Step 3: Cross multiply
3,068,995,229.09x = 4,235,205,450.25 × 1,712,614,909.44 - Step 4: Simplify right side
3,068,995,229.09x = 7,253,275,998,639,697,920 - Step 5: Solve for x
x = 7,253,275,998,639,697,920/3,068,995,229.09 - Step 6: Final answer
x = 2,363,404,129.76
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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.