Finding the Fourth Proportional to 16,145,831,995.20, 24,218,747,992.80 and 11,792,267,323.20
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Solution
The fourth proportional to 16,145,831,995.20, 24,218,747,992.80 and 11,792,267,323.20 is: 17,688,400,984.80
Step by Step Solution
- Step 1: Write the proportion equation
16,145,831,995.20 : 24,218,747,992.80 = 11,792,267,323.20 : x - Step 2: Convert to fraction form
16,145,831,995.20/24,218,747,992.80 = 11,792,267,323.20/x - Step 3: Cross multiply
16,145,831,995.20x = 24,218,747,992.80 × 11,792,267,323.20 - Step 4: Simplify right side
16,145,831,995.20x = 285,593,950,564,311,040,000 - Step 5: Solve for x
x = 285,593,950,564,311,040,000/16,145,831,995.20 - Step 6: Final answer
x = 17,688,400,984.80
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1.5x scale
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.