Finding the Fourth Proportional to 2,998,703,564.60, 4,498,055,346.90 and 1,449,021,608.60
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Solution
The fourth proportional to 2,998,703,564.60, 4,498,055,346.90 and 1,449,021,608.60 is: 2,173,532,412.90
Step by Step Solution
- Step 1: Write the proportion equation
2,998,703,564.60 : 4,498,055,346.90 = 1,449,021,608.60 : x - Step 2: Convert to fraction form
2,998,703,564.60/4,498,055,346.90 = 1,449,021,608.60/x - Step 3: Cross multiply
2,998,703,564.60x = 4,498,055,346.90 × 1,449,021,608.60 - Step 4: Simplify right side
2,998,703,564.60x = 6,517,779,394,336,868,352 - Step 5: Solve for x
x = 6,517,779,394,336,868,352/2,998,703,564.60 - Step 6: Final answer
x = 2,173,532,412.90
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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.