Finding the Fourth Proportional to 161,132,256.72, 241,698,163.68 and 74,823,467.04
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Solution
The fourth proportional to 161,132,256.72, 241,698,163.68 and 74,823,467.04 is: 112,235,097.75
Step by Step Solution
- Step 1: Write the proportion equation
161,132,256.72 : 241,698,163.68 = 74,823,467.04 : x - Step 2: Convert to fraction form
161,132,256.72/241,698,163.68 = 74,823,467.04/x - Step 3: Cross multiply
161,132,256.72x = 241,698,163.68 × 74,823,467.04 - Step 4: Simplify right side
161,132,256.72x = 18,084,694,583,739,008 - Step 5: Solve for x
x = 18,084,694,583,739,008/161,132,256.72 - Step 6: Final answer
x = 112,235,097.75
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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.