Finding the Fourth Proportional to 177,163,685.80, 265,745,528.70 and 160,157,573.80
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Solution
The fourth proportional to 177,163,685.80, 265,745,528.70 and 160,157,573.80 is: 240,236,360.70
Step by Step Solution
- Step 1: Write the proportion equation
177,163,685.80 : 265,745,528.70 = 160,157,573.80 : x - Step 2: Convert to fraction form
177,163,685.80/265,745,528.70 = 160,157,573.80/x - Step 3: Cross multiply
177,163,685.80x = 265,745,528.70 × 160,157,573.80 - Step 4: Simplify right side
177,163,685.80x = 42,561,159,124,790,272 - Step 5: Solve for x
x = 42,561,159,124,790,272/177,163,685.80 - Step 6: Final answer
x = 240,236,360.70
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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.