Finding the Fourth Proportional to 7,180,857,828.50, 10,770,182,370.62 and 2,394,844,672.14
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Solution
The fourth proportional to 7,180,857,828.50, 10,770,182,370.62 and 2,394,844,672.14 is: 3,591,898,695.71
Step by Step Solution
- Step 1: Write the proportion equation
7,180,857,828.50 : 10,770,182,370.62 = 2,394,844,672.14 : x - Step 2: Convert to fraction form
7,180,857,828.50/10,770,182,370.62 = 2,394,844,672.14/x - Step 3: Cross multiply
7,180,857,828.50x = 10,770,182,370.62 × 2,394,844,672.14 - Step 4: Simplify right side
7,180,857,828.50x = 25,792,913,868,255,461,376 - Step 5: Solve for x
x = 25,792,913,868,255,461,376/7,180,857,828.50 - Step 6: Final answer
x = 3,591,898,695.71
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1.5x scale
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.