Finding the Fourth Proportional to 2,513,905,809.11, 3,469,297,539.98 and 1,400,071,724.63
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Solution
The fourth proportional to 2,513,905,809.11, 3,469,297,539.98 and 1,400,071,724.63 is: 1,932,158,863.09
Step by Step Solution
- Step 1: Write the proportion equation
2,513,905,809.11 : 3,469,297,539.98 = 1,400,071,724.63 : x - Step 2: Convert to fraction form
2,513,905,809.11/3,469,297,539.98 = 1,400,071,724.63/x - Step 3: Cross multiply
2,513,905,809.11x = 3,469,297,539.98 × 1,400,071,724.63 - Step 4: Simplify right side
2,513,905,809.11x = 4,857,265,390,040,568,832 - Step 5: Solve for x
x = 4,857,265,390,040,568,832/2,513,905,809.11 - Step 6: Final answer
x = 1,932,158,863.09
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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.