Finding the Fourth Proportional to 77,295,147.57, 106,667,525.07 and 44,255,903.46
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Solution
The fourth proportional to 77,295,147.57, 106,667,525.07 and 44,255,903.46 is: 61,073,273.55
Step by Step Solution
- Step 1: Write the proportion equation
77,295,147.57 : 106,667,525.07 = 44,255,903.46 : x - Step 2: Convert to fraction form
77,295,147.57/106,667,525.07 = 44,255,903.46/x - Step 3: Cross multiply
77,295,147.57x = 106,667,525.07 × 44,255,903.46 - Step 4: Simplify right side
77,295,147.57x = 4,720,667,691,815,050 - Step 5: Solve for x
x = 4,720,667,691,815,050/77,295,147.57 - Step 6: Final answer
x = 61,073,273.55
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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.