Finding the Fourth Proportional to 114,242,154.93, 171,361,239.36 and 27,981,309.03
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Solution
The fourth proportional to 114,242,154.93, 171,361,239.36 and 27,981,309.03 is: 41,971,475.39
Step by Step Solution
- Step 1: Write the proportion equation
114,242,154.93 : 171,361,239.36 = 27,981,309.03 : x - Step 2: Convert to fraction form
114,242,154.93/171,361,239.36 = 27,981,309.03/x - Step 3: Cross multiply
114,242,154.93x = 171,361,239.36 × 27,981,309.03 - Step 4: Simplify right side
114,242,154.93x = 4,794,911,794,295,960 - Step 5: Solve for x
x = 4,794,911,794,295,960/114,242,154.93 - Step 6: Final answer
x = 41,971,475.39
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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.