Finding the Fourth Proportional to 7,236,652,816.80, 10,854,979,225.20 and 3,096,514,850.40
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Solution
The fourth proportional to 7,236,652,816.80, 10,854,979,225.20 and 3,096,514,850.40 is: 4,644,772,275.60
Step by Step Solution
- Step 1: Write the proportion equation
7,236,652,816.80 : 10,854,979,225.20 = 3,096,514,850.40 : x - Step 2: Convert to fraction form
7,236,652,816.80/10,854,979,225.20 = 3,096,514,850.40/x - Step 3: Cross multiply
7,236,652,816.80x = 10,854,979,225.20 × 3,096,514,850.40 - Step 4: Simplify right side
7,236,652,816.80x = 33,612,604,371,615,289,344 - Step 5: Solve for x
x = 33,612,604,371,615,289,344/7,236,652,816.80 - Step 6: Final answer
x = 4,644,772,275.60
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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.