Home / 489,516,210-759,089,657.25

Finding the Third Proportional to 489,516,210 and 759,089,657.25

Calculator

Solution

The third proportional to 489,516,210 and 759,089,657.25 is: 1,177,115,478.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,516,210 : 759,089,657.25 = 759,089,657.25 : x
  2. Step 2: Convert to fraction form
    489,516,210/759,089,657.25 = 759,089,657.25/x
  3. Step 3: Cross multiply
    489,516,210x = 759,089,657.25 × 759,089,657.25
  4. Step 4: Simplify right side
    489,516,210x = 576,217,107,743,922,496
  5. Step 5: Solve for x
    x = 576,217,107,743,922,496/489,516,210
  6. Step 6: Final answer
    x = 1,177,115,478.45

Related Problems

Find third proportional to 244,758,105 and 379,544,828.63
Half scale
Find third proportional to 979,032,420 and 1,518,179,314.50
Double scale
Find third proportional to 489,516,212 and 759,089,660
Similar ratio
Find third proportional to 734,274,315 and 1,138,634,485.88
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.