Finding the Fourth Proportional to 3,819,536,442.90, 5,270,960,544.66 and 2,125,954,742.72
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Solution
The fourth proportional to 3,819,536,442.90, 5,270,960,544.66 and 2,125,954,742.72 is: 2,933,817,686.03
Step by Step Solution
- Step 1: Write the proportion equation
3,819,536,442.90 : 5,270,960,544.66 = 2,125,954,742.72 : x - Step 2: Convert to fraction form
3,819,536,442.90/5,270,960,544.66 = 2,125,954,742.72/x - Step 3: Cross multiply
3,819,536,442.90x = 5,270,960,544.66 × 2,125,954,742.72 - Step 4: Simplify right side
3,819,536,442.90x = 11,205,823,568,624,867,328 - Step 5: Solve for x
x = 11,205,823,568,624,867,328/3,819,536,442.90 - Step 6: Final answer
x = 2,933,817,686.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.