Finding the Fourth Proportional to 7,222,174,265.28, 9,967,689,889.92 and 4,404,416,734.08
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Solution
The fourth proportional to 7,222,174,265.28, 9,967,689,889.92 and 4,404,416,734.08 is: 6,078,759,462.00
Step by Step Solution
- Step 1: Write the proportion equation
7,222,174,265.28 : 9,967,689,889.92 = 4,404,416,734.08 : x - Step 2: Convert to fraction form
7,222,174,265.28/9,967,689,889.92 = 4,404,416,734.08/x - Step 3: Cross multiply
7,222,174,265.28x = 9,967,689,889.92 × 4,404,416,734.08 - Step 4: Simplify right side
7,222,174,265.28x = 43,901,860,151,283,679,232 - Step 5: Solve for x
x = 43,901,860,151,283,679,232/7,222,174,265.28 - Step 6: Final answer
x = 6,078,759,462.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.