Home / 309,055,045.50-654,956,667

Finding the Third Proportional to 309,055,045.50 and 654,956,667

Calculator

Solution

The third proportional to 309,055,045.50 and 654,956,667 is: 1,387,999,458.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,055,045.50 : 654,956,667 = 654,956,667 : x
  2. Step 2: Convert to fraction form
    309,055,045.50/654,956,667 = 654,956,667/x
  3. Step 3: Cross multiply
    309,055,045.50x = 654,956,667 × 654,956,667
  4. Step 4: Simplify right side
    309,055,045.50x = 428,968,235,647,748,864
  5. Step 5: Solve for x
    x = 428,968,235,647,748,864/309,055,045.50
  6. Step 6: Final answer
    x = 1,387,999,458.01

Related Problems

Find third proportional to 154,527,522.75 and 327,478,333.50
Half scale
Find third proportional to 618,110,091 and 1,309,913,334
Double scale
Find third proportional to 309,055,048 and 654,956,671
Similar ratio
Find third proportional to 463,582,568.25 and 982,435,000.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.