Finding the Fourth Proportional to 44,411,133.60, 66,728,674.80 and 28,244,829.60
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Solution
The fourth proportional to 44,411,133.60, 66,728,674.80 and 28,244,829.60 is: 42,438,458.48
Step by Step Solution
- Step 1: Write the proportion equation
44,411,133.60 : 66,728,674.80 = 28,244,829.60 : x - Step 2: Convert to fraction form
44,411,133.60/66,728,674.80 = 28,244,829.60/x - Step 3: Cross multiply
44,411,133.60x = 66,728,674.80 × 28,244,829.60 - Step 4: Simplify right side
44,411,133.60x = 1,884,740,049,159,814 - Step 5: Solve for x
x = 1,884,740,049,159,814/44,411,133.60 - Step 6: Final answer
x = 42,438,458.48
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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.