Finding the Fourth Proportional to 2,389,410,238.44, 3,297,374,350.68 and 1,386,030,734.76
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Solution
The fourth proportional to 2,389,410,238.44, 3,297,374,350.68 and 1,386,030,734.76 is: 1,912,715,581.66
Step by Step Solution
- Step 1: Write the proportion equation
2,389,410,238.44 : 3,297,374,350.68 = 1,386,030,734.76 : x - Step 2: Convert to fraction form
2,389,410,238.44/3,297,374,350.68 = 1,386,030,734.76/x - Step 3: Cross multiply
2,389,410,238.44x = 3,297,374,350.68 × 1,386,030,734.76 - Step 4: Simplify right side
2,389,410,238.44x = 4,570,262,194,051,778,048 - Step 5: Solve for x
x = 4,570,262,194,051,778,048/2,389,410,238.44 - Step 6: Final answer
x = 1,912,715,581.66
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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.