Finding the Fourth Proportional to 173,829,809.30, 260,744,713.95 and 52,661,261.30
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Solution
The fourth proportional to 173,829,809.30, 260,744,713.95 and 52,661,261.30 is: 78,991,891.95
Step by Step Solution
- Step 1: Write the proportion equation
173,829,809.30 : 260,744,713.95 = 52,661,261.30 : x - Step 2: Convert to fraction form
173,829,809.30/260,744,713.95 = 52,661,261.30/x - Step 3: Cross multiply
173,829,809.30x = 260,744,713.95 × 52,661,261.30 - Step 4: Simplify right side
173,829,809.30x = 13,731,145,513,914,704 - Step 5: Solve for x
x = 13,731,145,513,914,704/173,829,809.30 - Step 6: Final answer
x = 78,991,891.95
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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.