Finding the Fourth Proportional to 4,369,653,139.20, 6,554,479,708.80 and 3,864,571,612.80
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Solution
The fourth proportional to 4,369,653,139.20, 6,554,479,708.80 and 3,864,571,612.80 is: 5,796,857,419.20
Step by Step Solution
- Step 1: Write the proportion equation
4,369,653,139.20 : 6,554,479,708.80 = 3,864,571,612.80 : x - Step 2: Convert to fraction form
4,369,653,139.20/6,554,479,708.80 = 3,864,571,612.80/x - Step 3: Cross multiply
4,369,653,139.20x = 6,554,479,708.80 × 3,864,571,612.80 - Step 4: Simplify right side
4,369,653,139.20x = 25,330,256,219,302,092,800 - Step 5: Solve for x
x = 25,330,256,219,302,092,800/4,369,653,139.20 - Step 6: Final answer
x = 5,796,857,419.20
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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.