Finding the Fourth Proportional to 2,068,420,441.20, 3,102,630,661.80 and 1,605,854,194.80
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Solution
The fourth proportional to 2,068,420,441.20, 3,102,630,661.80 and 1,605,854,194.80 is: 2,408,781,292.20
Step by Step Solution
- Step 1: Write the proportion equation
2,068,420,441.20 : 3,102,630,661.80 = 1,605,854,194.80 : x - Step 2: Convert to fraction form
2,068,420,441.20/3,102,630,661.80 = 1,605,854,194.80/x - Step 3: Cross multiply
2,068,420,441.20x = 3,102,630,661.80 × 1,605,854,194.80 - Step 4: Simplify right side
2,068,420,441.20x = 4,982,372,463,166,629,888 - Step 5: Solve for x
x = 4,982,372,463,166,629,888/2,068,420,441.20 - Step 6: Final answer
x = 2,408,781,292.20
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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.