Finding the Fourth Proportional to 2,960,794,934,859.40, 4,084,393,276,148.60 and 1,933,727,721,701
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Solution
The fourth proportional to 2,960,794,934,859.40, 4,084,393,276,148.60 and 1,933,727,721,701 is: 2,667,562,150,768.40
Step by Step Solution
- Step 1: Write the proportion equation
2,960,794,934,859.40 : 4,084,393,276,148.60 = 1,933,727,721,701 : x - Step 2: Convert to fraction form
2,960,794,934,859.40/4,084,393,276,148.60 = 1,933,727,721,701/x - Step 3: Cross multiply
2,960,794,934,859.40x = 4,084,393,276,148.60 × 1,933,727,721,701 - Step 4: Simplify right side
2,960,794,934,859.40x = 7,898,104,504,417,715,706,920,960 - Step 5: Solve for x
x = 7,898,104,504,417,715,706,920,960/2,960,794,934,859.40 - Step 6: Final answer
x = 2,667,562,150,768.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.