Finding the Fourth Proportional to 313,276,680,189.81, 469,914,433,757.49 and 98,161,690,602.15
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Solution
The fourth proportional to 313,276,680,189.81, 469,914,433,757.49 and 98,161,690,602.15 is: 147,242,352,121.58
Step by Step Solution
- Step 1: Write the proportion equation
313,276,680,189.81 : 469,914,433,757.49 = 98,161,690,602.15 : x - Step 2: Convert to fraction form
313,276,680,189.81/469,914,433,757.49 = 98,161,690,602.15/x - Step 3: Cross multiply
313,276,680,189.81x = 469,914,433,757.49 × 98,161,690,602.15 - Step 4: Simplify right side
313,276,680,189.81x = 46,127,595,255,987,244,630,016 - Step 5: Solve for x
x = 46,127,595,255,987,244,630,016/313,276,680,189.81 - Step 6: Final answer
x = 147,242,352,121.58
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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.