Finding the Third Proportional to 76,621,185 and 170,248,481
Calculator
Solution
The third proportional to 76,621,185 and 170,248,481 is: 378,283,698.99
Step by Step Solution
- Step 1: Write the proportion equation
76,621,185 : 170,248,481 = 170,248,481 : x - Step 2: Convert to fraction form
76,621,185/170,248,481 = 170,248,481/x - Step 3: Cross multiply
76,621,185x = 170,248,481 × 170,248,481 - Step 4: Simplify right side
76,621,185x = 28,984,545,282,807,360 - Step 5: Solve for x
x = 28,984,545,282,807,360/76,621,185 - Step 6: Final answer
x = 378,283,698.99
Related Problems
Find third proportional to 38,310,592.50 and 85,124,240.50
Half scale
Find third proportional to 153,242,370 and 340,496,962
Double scale
Find third proportional to 76,621,187 and 170,248,485
Similar ratio
Find third proportional to 114,931,777.50 and 255,372,721.50
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.