Finding the Fourth Proportional to 5,087,632,687.56, 7,631,451,799.38 and 1,594,311,562.26
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Solution
The fourth proportional to 5,087,632,687.56, 7,631,451,799.38 and 1,594,311,562.26 is: 2,391,468,210.81
Step by Step Solution
- Step 1: Write the proportion equation
5,087,632,687.56 : 7,631,451,799.38 = 1,594,311,562.26 : x - Step 2: Convert to fraction form
5,087,632,687.56/7,631,451,799.38 = 1,594,311,562.26/x - Step 3: Cross multiply
5,087,632,687.56x = 7,631,451,799.38 × 1,594,311,562.26 - Step 4: Simplify right side
5,087,632,687.56x = 12,166,911,840,581,416,960 - Step 5: Solve for x
x = 12,166,911,840,581,416,960/5,087,632,687.56 - Step 6: Final answer
x = 2,391,468,210.81
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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.