Finding the Fourth Proportional to 73,595,596.80, 110,393,395.20 and 25,128,177.60
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Solution
The fourth proportional to 73,595,596.80, 110,393,395.20 and 25,128,177.60 is: 37,692,266.40
Step by Step Solution
- Step 1: Write the proportion equation
73,595,596.80 : 110,393,395.20 = 25,128,177.60 : x - Step 2: Convert to fraction form
73,595,596.80/110,393,395.20 = 25,128,177.60/x - Step 3: Cross multiply
73,595,596.80x = 110,393,395.20 × 25,128,177.60 - Step 4: Simplify right side
73,595,596.80x = 2,773,984,840,452,588 - Step 5: Solve for x
x = 2,773,984,840,452,588/73,595,596.80 - Step 6: Final answer
x = 37,692,266.40
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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.