Finding the Fourth Proportional to 64,722,739.20, 97,121,433.60 and 24,362,188.80
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Solution
The fourth proportional to 64,722,739.20, 97,121,433.60 and 24,362,188.80 is: 36,557,332.57
Step by Step Solution
- Step 1: Write the proportion equation
64,722,739.20 : 97,121,433.60 = 24,362,188.80 : x - Step 2: Convert to fraction form
64,722,739.20/97,121,433.60 = 24,362,188.80/x - Step 3: Cross multiply
64,722,739.20x = 97,121,433.60 × 24,362,188.80 - Step 4: Simplify right side
64,722,739.20x = 2,366,090,701,889,863.50 - Step 5: Solve for x
x = 2,366,090,701,889,863.50/64,722,739.20 - Step 6: Final answer
x = 36,557,332.57
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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.