Finding the Fourth Proportional to 4,212,239,229.60, 6,318,358,844.40 and 2,035,456,893.60
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Solution
The fourth proportional to 4,212,239,229.60, 6,318,358,844.40 and 2,035,456,893.60 is: 3,053,185,340.40
Step by Step Solution
- Step 1: Write the proportion equation
4,212,239,229.60 : 6,318,358,844.40 = 2,035,456,893.60 : x - Step 2: Convert to fraction form
4,212,239,229.60/6,318,358,844.40 = 2,035,456,893.60/x - Step 3: Cross multiply
4,212,239,229.60x = 6,318,358,844.40 × 2,035,456,893.60 - Step 4: Simplify right side
4,212,239,229.60x = 12,860,747,066,072,508,416 - Step 5: Solve for x
x = 12,860,747,066,072,508,416/4,212,239,229.60 - Step 6: Final answer
x = 3,053,185,340.40
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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.