Finding the Fourth Proportional to 1,164,370,657.62, 1,746,591,442.56 and 455,290,909.05
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Solution
The fourth proportional to 1,164,370,657.62, 1,746,591,442.56 and 455,290,909.05 is: 682,950,227.59
Step by Step Solution
- Step 1: Write the proportion equation
1,164,370,657.62 : 1,746,591,442.56 = 455,290,909.05 : x - Step 2: Convert to fraction form
1,164,370,657.62/1,746,591,442.56 = 455,290,909.05/x - Step 3: Cross multiply
1,164,370,657.62x = 1,746,591,442.56 × 455,290,909.05 - Step 4: Simplify right side
1,164,370,657.62x = 795,207,205,622,093,312 - Step 5: Solve for x
x = 795,207,205,622,093,312/1,164,370,657.62 - Step 6: Final answer
x = 682,950,227.59
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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.