Finding the Fourth Proportional to 125,184,197.76, 172,751,620.32 and 69,420,621.12
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Solution
The fourth proportional to 125,184,197.76, 172,751,620.32 and 69,420,621.12 is: 95,799,030.52
Step by Step Solution
- Step 1: Write the proportion equation
125,184,197.76 : 172,751,620.32 = 69,420,621.12 : x - Step 2: Convert to fraction form
125,184,197.76/172,751,620.32 = 69,420,621.12/x - Step 3: Cross multiply
125,184,197.76x = 172,751,620.32 × 69,420,621.12 - Step 4: Simplify right side
125,184,197.76x = 11,992,524,782,100,814 - Step 5: Solve for x
x = 11,992,524,782,100,814/125,184,197.76 - Step 6: Final answer
x = 95,799,030.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.