Home / 135,947,072-207,821,758

Finding the Third Proportional to 135,947,072 and 207,821,758

Calculator

Solution

The third proportional to 135,947,072 and 207,821,758 is: 317,696,309.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,947,072 : 207,821,758 = 207,821,758 : x
  2. Step 2: Convert to fraction form
    135,947,072/207,821,758 = 207,821,758/x
  3. Step 3: Cross multiply
    135,947,072x = 207,821,758 × 207,821,758
  4. Step 4: Simplify right side
    135,947,072x = 43,189,883,098,210,560
  5. Step 5: Solve for x
    x = 43,189,883,098,210,560/135,947,072
  6. Step 6: Final answer
    x = 317,696,309.77

Related Problems

Find third proportional to 67,973,536 and 103,910,879
Half scale
Find third proportional to 271,894,144 and 415,643,516
Double scale
Find third proportional to 135,947,074 and 207,821,761
Similar ratio
Find third proportional to 203,920,608 and 311,732,637
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.