Finding the Fourth Proportional to 995,336,884.20, 1,493,005,326.30 and 450,096,205.80
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Solution
The fourth proportional to 995,336,884.20, 1,493,005,326.30 and 450,096,205.80 is: 675,144,308.70
Step by Step Solution
- Step 1: Write the proportion equation
995,336,884.20 : 1,493,005,326.30 = 450,096,205.80 : x - Step 2: Convert to fraction form
995,336,884.20/1,493,005,326.30 = 450,096,205.80/x - Step 3: Cross multiply
995,336,884.20x = 1,493,005,326.30 × 450,096,205.80 - Step 4: Simplify right side
995,336,884.20x = 671,996,032,606,820,992 - Step 5: Solve for x
x = 671,996,032,606,820,992/995,336,884.20 - Step 6: Final answer
x = 675,144,308.70
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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.