Finding the Fourth Proportional to 4,099,915,120.12, 6,159,683,708.10 and 2,628,936,908.08
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Solution
The fourth proportional to 4,099,915,120.12, 6,159,683,708.10 and 2,628,936,908.08 is: 3,949,696,363.92
Step by Step Solution
- Step 1: Write the proportion equation
4,099,915,120.12 : 6,159,683,708.10 = 2,628,936,908.08 : x - Step 2: Convert to fraction form
4,099,915,120.12/6,159,683,708.10 = 2,628,936,908.08/x - Step 3: Cross multiply
4,099,915,120.12x = 6,159,683,708.10 × 2,628,936,908.08 - Step 4: Simplify right side
4,099,915,120.12x = 16,193,419,842,323,163,136 - Step 5: Solve for x
x = 16,193,419,842,323,163,136/4,099,915,120.12 - Step 6: Final answer
x = 3,949,696,363.92
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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.