Finding the Fourth Proportional to 199,589,119.70, 299,607,628.35 and 154,351,462.10
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Solution
The fourth proportional to 199,589,119.70, 299,607,628.35 and 154,351,462.10 is: 231,700,383.08
Step by Step Solution
- Step 1: Write the proportion equation
199,589,119.70 : 299,607,628.35 = 154,351,462.10 : x - Step 2: Convert to fraction form
199,589,119.70/299,607,628.35 = 154,351,462.10/x - Step 3: Cross multiply
199,589,119.70x = 299,607,628.35 × 154,351,462.10 - Step 4: Simplify right side
199,589,119.70x = 46,244,875,492,135,912 - Step 5: Solve for x
x = 46,244,875,492,135,912/199,589,119.70 - Step 6: Final answer
x = 231,700,383.08
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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.