Finding the Fourth Proportional to 954,654,602.20, 1,317,410,120.82 and 536,967,170.44
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Solution
The fourth proportional to 954,654,602.20, 1,317,410,120.82 and 536,967,170.44 is: 741,007,253.57
Step by Step Solution
- Step 1: Write the proportion equation
954,654,602.20 : 1,317,410,120.82 = 536,967,170.44 : x - Step 2: Convert to fraction form
954,654,602.20/1,317,410,120.82 = 536,967,170.44/x - Step 3: Cross multiply
954,654,602.20x = 1,317,410,120.82 × 536,967,170.44 - Step 4: Simplify right side
954,654,602.20x = 707,405,984,885,734,016 - Step 5: Solve for x
x = 707,405,984,885,734,016/954,654,602.20 - Step 6: Final answer
x = 741,007,253.57
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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.