Finding the Fourth Proportional to 5,727,473,241.60, 7,904,601,148.14 and 3,469,346,511.54
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Solution
The fourth proportional to 5,727,473,241.60, 7,904,601,148.14 and 3,469,346,511.54 is: 4,788,114,978.74
Step by Step Solution
- Step 1: Write the proportion equation
5,727,473,241.60 : 7,904,601,148.14 = 3,469,346,511.54 : x - Step 2: Convert to fraction form
5,727,473,241.60/7,904,601,148.14 = 3,469,346,511.54/x - Step 3: Cross multiply
5,727,473,241.60x = 7,904,601,148.14 × 3,469,346,511.54 - Step 4: Simplify right side
5,727,473,241.60x = 27,423,800,418,414,587,904 - Step 5: Solve for x
x = 27,423,800,418,414,587,904/5,727,473,241.60 - Step 6: Final answer
x = 4,788,114,978.74
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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.