Home / 239,601,756-342,396,454

Finding the Third Proportional to 239,601,756 and 342,396,454

Calculator

Solution

The third proportional to 239,601,756 and 342,396,454 is: 489,292,456.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,601,756 : 342,396,454 = 342,396,454 : x
  2. Step 2: Convert to fraction form
    239,601,756/342,396,454 = 342,396,454/x
  3. Step 3: Cross multiply
    239,601,756x = 342,396,454 × 342,396,454
  4. Step 4: Simplify right side
    239,601,756x = 117,235,331,711,774,112
  5. Step 5: Solve for x
    x = 117,235,331,711,774,112/239,601,756
  6. Step 6: Final answer
    x = 489,292,456.24

Related Problems

Find third proportional to 119,800,878 and 171,198,227
Half scale
Find third proportional to 479,203,512 and 684,792,908
Double scale
Find third proportional to 239,601,758 and 342,396,457
Similar ratio
Find third proportional to 359,402,634 and 513,594,681
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.