Finding the Fourth Proportional to 4,852,355,551.20, 7,278,533,326.80 and 1,946,395,922.40
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Solution
The fourth proportional to 4,852,355,551.20, 7,278,533,326.80 and 1,946,395,922.40 is: 2,919,593,883.60
Step by Step Solution
- Step 1: Write the proportion equation
4,852,355,551.20 : 7,278,533,326.80 = 1,946,395,922.40 : x - Step 2: Convert to fraction form
4,852,355,551.20/7,278,533,326.80 = 1,946,395,922.40/x - Step 3: Cross multiply
4,852,355,551.20x = 7,278,533,326.80 × 1,946,395,922.40 - Step 4: Simplify right side
4,852,355,551.20x = 14,166,907,588,336,027,648 - Step 5: Solve for x
x = 14,166,907,588,336,027,648/4,852,355,551.20 - Step 6: Final answer
x = 2,919,593,883.60
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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.