Finding the Fourth Proportional to 314,359,972,863.30, 471,619,313,237.05 and 87,719,234,541.19
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Solution
The fourth proportional to 314,359,972,863.30, 471,619,313,237.05 and 87,719,234,541.19 is: 131,600,994,793.27
Step by Step Solution
- Step 1: Write the proportion equation
314,359,972,863.30 : 471,619,313,237.05 = 87,719,234,541.19 : x - Step 2: Convert to fraction form
314,359,972,863.30/471,619,313,237.05 = 87,719,234,541.19/x - Step 3: Cross multiply
314,359,972,863.30x = 471,619,313,237.05 × 87,719,234,541.19 - Step 4: Simplify right side
314,359,972,863.30x = 41,370,085,151,995,745,796,096 - Step 5: Solve for x
x = 41,370,085,151,995,745,796,096/314,359,972,863.30 - Step 6: Final answer
x = 131,600,994,793.27
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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.