Home / 315,972,301.50-419,261,580

Finding the Third Proportional to 315,972,301.50 and 419,261,580

Calculator

Solution

The third proportional to 315,972,301.50 and 419,261,580 is: 556,315,448.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,972,301.50 : 419,261,580 = 419,261,580 : x
  2. Step 2: Convert to fraction form
    315,972,301.50/419,261,580 = 419,261,580/x
  3. Step 3: Cross multiply
    315,972,301.50x = 419,261,580 × 419,261,580
  4. Step 4: Simplify right side
    315,972,301.50x = 175,780,272,464,096,384
  5. Step 5: Solve for x
    x = 175,780,272,464,096,384/315,972,301.50
  6. Step 6: Final answer
    x = 556,315,448.00

Related Problems

Find third proportional to 157,986,150.75 and 209,630,790
Half scale
Find third proportional to 631,944,603 and 838,523,160
Double scale
Find third proportional to 315,972,304 and 419,261,583
Similar ratio
Find third proportional to 473,958,452.25 and 628,892,370
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.