Home / 212,797,296-458,421,408

Finding the Third Proportional to 212,797,296 and 458,421,408

Calculator

Solution

The third proportional to 212,797,296 and 458,421,408 is: 987,560,421.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,797,296 : 458,421,408 = 458,421,408 : x
  2. Step 2: Convert to fraction form
    212,797,296/458,421,408 = 458,421,408/x
  3. Step 3: Cross multiply
    212,797,296x = 458,421,408 × 458,421,408
  4. Step 4: Simplify right side
    212,797,296x = 210,150,187,312,702,464
  5. Step 5: Solve for x
    x = 210,150,187,312,702,464/212,797,296
  6. Step 6: Final answer
    x = 987,560,421.41

Related Problems

Find third proportional to 106,398,648 and 229,210,704
Half scale
Find third proportional to 425,594,592 and 916,842,816
Double scale
Find third proportional to 212,797,298 and 458,421,412
Similar ratio
Find third proportional to 319,195,944 and 687,632,112
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.