Finding the Fourth Proportional to 468,785,131.49, 703,177,327.84 and 141,260,648.46
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Solution
The fourth proportional to 468,785,131.49, 703,177,327.84 and 141,260,648.46 is: 211,890,861.37
Step by Step Solution
- Step 1: Write the proportion equation
468,785,131.49 : 703,177,327.84 = 141,260,648.46 : x - Step 2: Convert to fraction form
468,785,131.49/703,177,327.84 = 141,260,648.46/x - Step 3: Cross multiply
468,785,131.49x = 703,177,327.84 × 141,260,648.46 - Step 4: Simplify right side
468,785,131.49x = 99,331,285,310,588,080 - Step 5: Solve for x
x = 99,331,285,310,588,080/468,785,131.49 - Step 6: Final answer
x = 211,890,861.37
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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.