Home / 179,479,301.50-390,405,234

Finding the Third Proportional to 179,479,301.50 and 390,405,234

Calculator

Solution

The third proportional to 179,479,301.50 and 390,405,234 is: 849,213,505.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,479,301.50 : 390,405,234 = 390,405,234 : x
  2. Step 2: Convert to fraction form
    179,479,301.50/390,405,234 = 390,405,234/x
  3. Step 3: Cross multiply
    179,479,301.50x = 390,405,234 × 390,405,234
  4. Step 4: Simplify right side
    179,479,301.50x = 152,416,246,734,594,752
  5. Step 5: Solve for x
    x = 152,416,246,734,594,752/179,479,301.50
  6. Step 6: Final answer
    x = 849,213,505.18

Related Problems

Find third proportional to 89,739,650.75 and 195,202,617
Half scale
Find third proportional to 358,958,603 and 780,810,468
Double scale
Find third proportional to 179,479,304 and 390,405,238
Similar ratio
Find third proportional to 269,218,952.25 and 585,607,851
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.