Home / 390,199,796-531,476,003

Finding the Third Proportional to 390,199,796 and 531,476,003

Calculator

Solution

The third proportional to 390,199,796 and 531,476,003 is: 723,902,843.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    390,199,796 : 531,476,003 = 531,476,003 : x
  2. Step 2: Convert to fraction form
    390,199,796/531,476,003 = 531,476,003/x
  3. Step 3: Cross multiply
    390,199,796x = 531,476,003 × 531,476,003
  4. Step 4: Simplify right side
    390,199,796x = 282,466,741,764,856,000
  5. Step 5: Solve for x
    x = 282,466,741,764,856,000/390,199,796
  6. Step 6: Final answer
    x = 723,902,843.26

Related Problems

Find third proportional to 195,099,898 and 265,738,001.50
Half scale
Find third proportional to 780,399,592 and 1,062,952,006
Double scale
Find third proportional to 390,199,798 and 531,476,006
Similar ratio
Find third proportional to 585,299,694 and 797,214,004.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.