Home / 149,302,886-213,503,385

Finding the Third Proportional to 149,302,886 and 213,503,385

Calculator

Solution

The third proportional to 149,302,886 and 213,503,385 is: 305,310,209.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,302,886 : 213,503,385 = 213,503,385 : x
  2. Step 2: Convert to fraction form
    149,302,886/213,503,385 = 213,503,385/x
  3. Step 3: Cross multiply
    149,302,886x = 213,503,385 × 213,503,385
  4. Step 4: Simplify right side
    149,302,886x = 45,583,695,406,458,224
  5. Step 5: Solve for x
    x = 45,583,695,406,458,224/149,302,886
  6. Step 6: Final answer
    x = 305,310,209.52

Related Problems

Find third proportional to 74,651,443 and 106,751,692.50
Half scale
Find third proportional to 298,605,772 and 427,006,770
Double scale
Find third proportional to 149,302,888 and 213,503,388
Similar ratio
Find third proportional to 223,954,329 and 320,255,077.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.