Home / 640,840,556-1,315,654,008

Finding the Third Proportional to 640,840,556 and 1,315,654,008

Calculator

Solution

The third proportional to 640,840,556 and 1,315,654,008 is: 2,701,054,813.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    640,840,556 : 1,315,654,008 = 1,315,654,008 : x
  2. Step 2: Convert to fraction form
    640,840,556/1,315,654,008 = 1,315,654,008/x
  3. Step 3: Cross multiply
    640,840,556x = 1,315,654,008 × 1,315,654,008
  4. Step 4: Simplify right side
    640,840,556x = 1,730,945,468,766,464,000
  5. Step 5: Solve for x
    x = 1,730,945,468,766,464,000/640,840,556
  6. Step 6: Final answer
    x = 2,701,054,813.96

Related Problems

Find third proportional to 320,420,278 and 657,827,004
Half scale
Find third proportional to 1,281,681,112 and 2,631,308,016
Double scale
Find third proportional to 640,840,558 and 1,315,654,012
Similar ratio
Find third proportional to 961,260,834 and 1,973,481,012
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.