Finding the Third Proportional to 320,259,309 and 699,242,970
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Solution
The third proportional to 320,259,309 and 699,242,970 is: 1,526,702,635.50
Step by Step Solution
- Step 1: Write the proportion equation
320,259,309 : 699,242,970 = 699,242,970 : x - Step 2: Convert to fraction form
320,259,309/699,242,970 = 699,242,970/x - Step 3: Cross multiply
320,259,309x = 699,242,970 × 699,242,970 - Step 4: Simplify right side
320,259,309x = 488,940,731,094,420,928 - Step 5: Solve for x
x = 488,940,731,094,420,928/320,259,309 - Step 6: Final answer
x = 1,526,702,635.50
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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.