Finding the Fourth Proportional to 5,242,516,399.14, 7,234,672,354.14 and 2,831,198,659.42
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Solution
The fourth proportional to 5,242,516,399.14, 7,234,672,354.14 and 2,831,198,659.42 is: 3,907,054,000.58
Step by Step Solution
- Step 1: Write the proportion equation
5,242,516,399.14 : 7,234,672,354.14 = 2,831,198,659.42 : x - Step 2: Convert to fraction form
5,242,516,399.14/7,234,672,354.14 = 2,831,198,659.42/x - Step 3: Cross multiply
5,242,516,399.14x = 7,234,672,354.14 × 2,831,198,659.42 - Step 4: Simplify right side
5,242,516,399.14x = 20,482,794,670,384,103,424 - Step 5: Solve for x
x = 20,482,794,670,384,103,424/5,242,516,399.14 - Step 6: Final answer
x = 3,907,054,000.58
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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.