Finding the Fourth Proportional to 5,196,316,534.20, 7,794,474,801.30 and 2,436,224,556.60
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Solution
The fourth proportional to 5,196,316,534.20, 7,794,474,801.30 and 2,436,224,556.60 is: 3,654,336,834.90
Step by Step Solution
- Step 1: Write the proportion equation
5,196,316,534.20 : 7,794,474,801.30 = 2,436,224,556.60 : x - Step 2: Convert to fraction form
5,196,316,534.20/7,794,474,801.30 = 2,436,224,556.60/x - Step 3: Cross multiply
5,196,316,534.20x = 7,794,474,801.30 × 2,436,224,556.60 - Step 4: Simplify right side
5,196,316,534.20x = 18,989,090,916,726,964,224 - Step 5: Solve for x
x = 18,989,090,916,726,964,224/5,196,316,534.20 - Step 6: Final answer
x = 3,654,336,834.90
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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.