Finding the Fourth Proportional to 1,436,026,453.94, 2,149,621,724.73 and 936,962,362.97
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Solution
The fourth proportional to 1,436,026,453.94, 2,149,621,724.73 and 936,962,362.97 is: 1,402,560,966.17
Step by Step Solution
- Step 1: Write the proportion equation
1,436,026,453.94 : 2,149,621,724.73 = 936,962,362.97 : x - Step 2: Convert to fraction form
1,436,026,453.94/2,149,621,724.73 = 936,962,362.97/x - Step 3: Cross multiply
1,436,026,453.94x = 2,149,621,724.73 × 936,962,362.97 - Step 4: Simplify right side
1,436,026,453.94x = 2,014,114,650,683,919,616 - Step 5: Solve for x
x = 2,014,114,650,683,919,616/1,436,026,453.94 - Step 6: Final answer
x = 1,402,560,966.17
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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.