Finding the Third Proportional to 353,909,221.50 and 549,497,073.75
Calculator
Solution
The third proportional to 353,909,221.50 and 549,497,073.75 is: 853,176,508.88
Step by Step Solution
- Step 1: Write the proportion equation
353,909,221.50 : 549,497,073.75 = 549,497,073.75 : x - Step 2: Convert to fraction form
353,909,221.50/549,497,073.75 = 549,497,073.75/x - Step 3: Cross multiply
353,909,221.50x = 549,497,073.75 × 549,497,073.75 - Step 4: Simplify right side
353,909,221.50x = 301,947,034,059,812,928 - Step 5: Solve for x
x = 301,947,034,059,812,928/353,909,221.50 - Step 6: Final answer
x = 853,176,508.88
Related Problems
Find third proportional to 176,954,610.75 and 274,748,536.88
Half scale
Find third proportional to 707,818,443 and 1,098,994,147.50
Double scale
Find third proportional to 353,909,224 and 549,497,077
Similar ratio
Find third proportional to 530,863,832.25 and 824,245,610.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.