Finding the Fourth Proportional to 18,852,313,027.23, 28,281,375,194.54 and 6,427,737,945
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Solution
The fourth proportional to 18,852,313,027.23, 28,281,375,194.54 and 6,427,737,945 is: 9,642,597,606.57
Step by Step Solution
- Step 1: Write the proportion equation
18,852,313,027.23 : 28,281,375,194.54 = 6,427,737,945 : x - Step 2: Convert to fraction form
18,852,313,027.23/28,281,375,194.54 = 6,427,737,945/x - Step 3: Cross multiply
18,852,313,027.23x = 28,281,375,194.54 × 6,427,737,945 - Step 4: Simplify right side
18,852,313,027.23x = 181,785,268,474,694,369,280 - Step 5: Solve for x
x = 181,785,268,474,694,369,280/18,852,313,027.23 - Step 6: Final answer
x = 9,642,597,606.57
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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.