Finding the Fourth Proportional to 4,442,009,728.01, 6,662,947,332.12 and 1,080,612,354.14
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Solution
The fourth proportional to 4,442,009,728.01, 6,662,947,332.12 and 1,080,612,354.14 is: 1,620,902,168.82
Step by Step Solution
- Step 1: Write the proportion equation
4,442,009,728.01 : 6,662,947,332.12 = 1,080,612,354.14 : x - Step 2: Convert to fraction form
4,442,009,728.01/6,662,947,332.12 = 1,080,612,354.14/x - Step 3: Cross multiply
4,442,009,728.01x = 6,662,947,332.12 × 1,080,612,354.14 - Step 4: Simplify right side
4,442,009,728.01x = 7,200,063,202,073,026,560 - Step 5: Solve for x
x = 7,200,063,202,073,026,560/4,442,009,728.01 - Step 6: Final answer
x = 1,620,902,168.82
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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.