Finding the Fourth Proportional to 123,255,928.48, 170,091,090 and 68,250,604
Calculator
Solution
The fourth proportional to 123,255,928.48, 170,091,090 and 68,250,604 is: 94,184,675.50
Step by Step Solution
- Step 1: Write the proportion equation
123,255,928.48 : 170,091,090 = 68,250,604 : x - Step 2: Convert to fraction form
123,255,928.48/170,091,090 = 68,250,604/x - Step 3: Cross multiply
123,255,928.48x = 170,091,090 × 68,250,604 - Step 4: Simplify right side
123,255,928.48x = 11,608,819,627,518,360 - Step 5: Solve for x
x = 11,608,819,627,518,360/123,255,928.48 - Step 6: Final answer
x = 94,184,675.50
Related Problems
Find fourth proportional to 61,627,964.24, 85,045,545 and 34,125,302
Half scale
Find fourth proportional to 246,511,856.96, 340,182,180 and 136,501,208
Double scale
Find fourth proportional to 123,255,929.48, 170,091,091.38 and 68,250,605
Similar ratio
Find fourth proportional to 184,883,892.72, 255,136,635 and 102,375,906
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.