Finding the Fourth Proportional to 133,743,199.21, 184,585,789.10 and 81,562,502.48
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Solution
The fourth proportional to 133,743,199.21, 184,585,789.10 and 81,562,502.48 is: 112,568,556.53
Step by Step Solution
- Step 1: Write the proportion equation
133,743,199.21 : 184,585,789.10 = 81,562,502.48 : x - Step 2: Convert to fraction form
133,743,199.21/184,585,789.10 = 81,562,502.48/x - Step 3: Cross multiply
133,743,199.21x = 184,585,789.10 × 81,562,502.48 - Step 4: Simplify right side
133,743,199.21x = 15,055,278,880,522,482 - Step 5: Solve for x
x = 15,055,278,880,522,482/133,743,199.21 - Step 6: Final answer
x = 112,568,556.53
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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.