Finding the Fourth Proportional to 50,865,635.88, 70,195,077.36 and 27,661,267.08
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Solution
The fourth proportional to 50,865,635.88, 70,195,077.36 and 27,661,267.08 is: 38,172,820.39
Step by Step Solution
- Step 1: Write the proportion equation
50,865,635.88 : 70,195,077.36 = 27,661,267.08 : x - Step 2: Convert to fraction form
50,865,635.88/70,195,077.36 = 27,661,267.08/x - Step 3: Cross multiply
50,865,635.88x = 70,195,077.36 × 27,661,267.08 - Step 4: Simplify right side
50,865,635.88x = 1,941,684,782,556,221.25 - Step 5: Solve for x
x = 1,941,684,782,556,221.25/50,865,635.88 - Step 6: Final answer
x = 38,172,820.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.