Finding the Third Proportional to 85,542,340 and 184,438,664
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Solution
The third proportional to 85,542,340 and 184,438,664 is: 397,669,981.65
Step by Step Solution
- Step 1: Write the proportion equation
85,542,340 : 184,438,664 = 184,438,664 : x - Step 2: Convert to fraction form
85,542,340/184,438,664 = 184,438,664/x - Step 3: Cross multiply
85,542,340x = 184,438,664 × 184,438,664 - Step 4: Simplify right side
85,542,340x = 34,017,620,778,104,896 - Step 5: Solve for x
x = 34,017,620,778,104,896/85,542,340 - Step 6: Final answer
x = 397,669,981.65
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Why These Related Problems?
These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.