Finding the Fourth Proportional to 541,317,504.12, 746,932,828.52 and 315,293,686.19
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Solution
The fourth proportional to 541,317,504.12, 746,932,828.52 and 315,293,686.19 is: 435,055,587.62
Step by Step Solution
- Step 1: Write the proportion equation
541,317,504.12 : 746,932,828.52 = 315,293,686.19 : x - Step 2: Convert to fraction form
541,317,504.12/746,932,828.52 = 315,293,686.19/x - Step 3: Cross multiply
541,317,504.12x = 746,932,828.52 × 315,293,686.19 - Step 4: Simplify right side
541,317,504.12x = 235,503,204,843,049,536 - Step 5: Solve for x
x = 235,503,204,843,049,536/541,317,504.12 - Step 6: Final answer
x = 435,055,587.62
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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.