Finding the Fourth Proportional to 1,154,393,416.68, 1,732,185,455.58 and 541,039,954.92
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Solution
The fourth proportional to 1,154,393,416.68, 1,732,185,455.58 and 541,039,954.92 is: 811,838,951.31
Step by Step Solution
- Step 1: Write the proportion equation
1,154,393,416.68 : 1,732,185,455.58 = 541,039,954.92 : x - Step 2: Convert to fraction form
1,154,393,416.68/1,732,185,455.58 = 541,039,954.92/x - Step 3: Cross multiply
1,154,393,416.68x = 1,732,185,455.58 × 541,039,954.92 - Step 4: Simplify right side
1,154,393,416.68x = 937,181,540,800,082,688 - Step 5: Solve for x
x = 937,181,540,800,082,688/1,154,393,416.68 - Step 6: Final answer
x = 811,838,951.31
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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.