Finding the Third Proportional to 199,291,851 and 434,847,987
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Solution
The third proportional to 199,291,851 and 434,847,987 is: 948,823,400.70
Step by Step Solution
- Step 1: Write the proportion equation
199,291,851 : 434,847,987 = 434,847,987 : x - Step 2: Convert to fraction form
199,291,851/434,847,987 = 434,847,987/x - Step 3: Cross multiply
199,291,851x = 434,847,987 × 434,847,987 - Step 4: Simplify right side
199,291,851x = 189,092,771,797,952,160 - Step 5: Solve for x
x = 189,092,771,797,952,160/199,291,851 - Step 6: Final answer
x = 948,823,400.70
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.