Finding the Fourth Proportional to 3,220,634,319.60, 4,830,951,479.40 and 2,394,137,276.40
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Solution
The fourth proportional to 3,220,634,319.60, 4,830,951,479.40 and 2,394,137,276.40 is: 3,591,205,914.60
Step by Step Solution
- Step 1: Write the proportion equation
3,220,634,319.60 : 4,830,951,479.40 = 2,394,137,276.40 : x - Step 2: Convert to fraction form
3,220,634,319.60/4,830,951,479.40 = 2,394,137,276.40/x - Step 3: Cross multiply
3,220,634,319.60x = 4,830,951,479.40 × 2,394,137,276.40 - Step 4: Simplify right side
3,220,634,319.60x = 11,565,961,017,311,266,816 - Step 5: Solve for x
x = 11,565,961,017,311,266,816/3,220,634,319.60 - Step 6: Final answer
x = 3,591,205,914.60
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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.