Finding the Fourth Proportional to 7,204,449,698.16, 9,940,726,641.24 and 4,526,678,344.56
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Solution
The fourth proportional to 7,204,449,698.16, 9,940,726,641.24 and 4,526,678,344.56 is: 6,245,927,711.53
Step by Step Solution
- Step 1: Write the proportion equation
7,204,449,698.16 : 9,940,726,641.24 = 4,526,678,344.56 : x - Step 2: Convert to fraction form
7,204,449,698.16/9,940,726,641.24 = 4,526,678,344.56/x - Step 3: Cross multiply
7,204,449,698.16x = 9,940,726,641.24 × 4,526,678,344.56 - Step 4: Simplify right side
7,204,449,698.16x = 44,998,472,016,091,774,976 - Step 5: Solve for x
x = 44,998,472,016,091,774,976/7,204,449,698.16 - Step 6: Final answer
x = 6,245,927,711.53
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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.