Finding the Fourth Proportional to 73,803,747.60, 110,705,621.40 and 32,863,107.60
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Solution
The fourth proportional to 73,803,747.60, 110,705,621.40 and 32,863,107.60 is: 49,294,661.40
Step by Step Solution
- Step 1: Write the proportion equation
73,803,747.60 : 110,705,621.40 = 32,863,107.60 : x - Step 2: Convert to fraction form
73,803,747.60/110,705,621.40 = 32,863,107.60/x - Step 3: Cross multiply
73,803,747.60x = 110,705,621.40 × 32,863,107.60 - Step 4: Simplify right side
73,803,747.60x = 3,638,130,747,993,063 - Step 5: Solve for x
x = 3,638,130,747,993,063/73,803,747.60 - Step 6: Final answer
x = 49,294,661.40
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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.