Finding the Fourth Proportional to 6,986,415,917,308.20, 10,479,837,370,112 and 2,396,880,442,622.10
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Solution
The fourth proportional to 6,986,415,917,308.20, 10,479,837,370,112 and 2,396,880,442,622.10 is: 3,595,393,908,921.44
Step by Step Solution
- Step 1: Write the proportion equation
6,986,415,917,308.20 : 10,479,837,370,112 = 2,396,880,442,622.10 : x - Step 2: Convert to fraction form
6,986,415,917,308.20/10,479,837,370,112 = 2,396,880,442,622.10/x - Step 3: Cross multiply
6,986,415,917,308.20x = 10,479,837,370,112 × 2,396,880,442,622.10 - Step 4: Simplify right side
6,986,415,917,308.20x = 25,118,917,234,281,674,467,966,976 - Step 5: Solve for x
x = 25,118,917,234,281,674,467,966,976/6,986,415,917,308.20 - Step 6: Final answer
x = 3,595,393,908,921.44
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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.