Finding the Fourth Proportional to 176,817,163.20, 265,225,744.80 and 151,307,995.20
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Solution
The fourth proportional to 176,817,163.20, 265,225,744.80 and 151,307,995.20 is: 226,961,992.80
Step by Step Solution
- Step 1: Write the proportion equation
176,817,163.20 : 265,225,744.80 = 151,307,995.20 : x - Step 2: Convert to fraction form
176,817,163.20/265,225,744.80 = 151,307,995.20/x - Step 3: Cross multiply
176,817,163.20x = 265,225,744.80 × 151,307,995.20 - Step 4: Simplify right side
176,817,163.20x = 40,130,775,721,114,824 - Step 5: Solve for x
x = 40,130,775,721,114,824/176,817,163.20 - Step 6: Final answer
x = 226,961,992.80
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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.