Finding the Fourth Proportional to 10,809,520,616.54, 16,216,725,845 and 5,835,135,701.79
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Solution
The fourth proportional to 10,809,520,616.54, 16,216,725,845 and 5,835,135,701.79 is: 8,754,023,355.99
Step by Step Solution
- Step 1: Write the proportion equation
10,809,520,616.54 : 16,216,725,845 = 5,835,135,701.79 : x - Step 2: Convert to fraction form
10,809,520,616.54/16,216,725,845 = 5,835,135,701.79/x - Step 3: Cross multiply
10,809,520,616.54x = 16,216,725,845 × 5,835,135,701.79 - Step 4: Simplify right side
10,809,520,616.54x = 94,626,795,944,300,101,632 - Step 5: Solve for x
x = 94,626,795,944,300,101,632/10,809,520,616.54 - Step 6: Final answer
x = 8,754,023,355.99
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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.