Finding the Fourth Proportional to 343,334,861.98, 473,814,568.92 and 196,685,489.50
Calculator
Solution
The fourth proportional to 343,334,861.98, 473,814,568.92 and 196,685,489.50 is: 271,433,113.09
Step by Step Solution
- Step 1: Write the proportion equation
343,334,861.98 : 473,814,568.92 = 196,685,489.50 : x - Step 2: Convert to fraction form
343,334,861.98/473,814,568.92 = 196,685,489.50/x - Step 3: Cross multiply
343,334,861.98x = 473,814,568.92 × 196,685,489.50 - Step 4: Simplify right side
343,334,861.98x = 93,192,450,420,261,696 - Step 5: Solve for x
x = 93,192,450,420,261,696/343,334,861.98 - Step 6: Final answer
x = 271,433,113.09
Related Problems
Find fourth proportional to 171,667,430.99, 236,907,284.46 and 98,342,744.75
Half scale
Find fourth proportional to 686,669,723.96, 947,629,137.84 and 393,370,979
Double scale
Find fourth proportional to 343,334,862.98, 473,814,570.30 and 196,685,490.50
Similar ratio
Find fourth proportional to 515,002,292.97, 710,721,853.38 and 295,028,234.25
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.