Finding the Fourth Proportional to 177,159,323.80, 265,738,985.70 and 160,153,211.80
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Solution
The fourth proportional to 177,159,323.80, 265,738,985.70 and 160,153,211.80 is: 240,229,817.70
Step by Step Solution
- Step 1: Write the proportion equation
177,159,323.80 : 265,738,985.70 = 160,153,211.80 : x - Step 2: Convert to fraction form
177,159,323.80/265,738,985.70 = 160,153,211.80/x - Step 3: Cross multiply
177,159,323.80x = 265,738,985.70 × 160,153,211.80 - Step 4: Simplify right side
177,159,323.80x = 42,558,952,060,329,272 - Step 5: Solve for x
x = 42,558,952,060,329,272/177,159,323.80 - Step 6: Final answer
x = 240,229,817.70
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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.