Finding the Fourth Proportional to 954,976,319.29, 1,317,853,821.81 and 537,287,608.09
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Solution
The fourth proportional to 954,976,319.29, 1,317,853,821.81 and 537,287,608.09 is: 741,449,304.48
Step by Step Solution
- Step 1: Write the proportion equation
954,976,319.29 : 1,317,853,821.81 = 537,287,608.09 : x - Step 2: Convert to fraction form
954,976,319.29/1,317,853,821.81 = 537,287,608.09/x - Step 3: Cross multiply
954,976,319.29x = 1,317,853,821.81 × 537,287,608.09 - Step 4: Simplify right side
954,976,319.29x = 708,066,527,732,560,000 - Step 5: Solve for x
x = 708,066,527,732,560,000/954,976,319.29 - Step 6: Final answer
x = 741,449,304.48
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1.5x scale
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.