Finding the Fourth Proportional to 442,602,492.40, 620,550,482 and 442,602,492.40
Calculator
Solution
The fourth proportional to 442,602,492.40, 620,550,482 and 442,602,492.40 is: 620,550,482
Step by Step Solution
- Step 1: Write the proportion equation
442,602,492.40 : 620,550,482 = 442,602,492.40 : x - Step 2: Convert to fraction form
442,602,492.40/620,550,482 = 442,602,492.40/x - Step 3: Cross multiply
442,602,492.40x = 620,550,482 × 442,602,492.40 - Step 4: Simplify right side
442,602,492.40x = 274,657,189,993,221,312 - Step 5: Solve for x
x = 274,657,189,993,221,312/442,602,492.40 - Step 6: Final answer
x = 620,550,482
Related Problems
Find fourth proportional to 221,301,246.20, 310,275,241 and 221,301,246.20
Half scale
Find fourth proportional to 885,204,984.80, 1,241,100,964 and 885,204,984.80
Double scale
Find fourth proportional to 442,602,493.40, 620,550,483.40 and 442,602,493.40
Similar ratio
Find fourth proportional to 663,903,738.60, 930,825,723 and 663,903,738.60
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.