Home / 131,585,155-285,136,538

Finding the Third Proportional to 131,585,155 and 285,136,538

Calculator

Solution

The third proportional to 131,585,155 and 285,136,538 is: 617,872,474.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,585,155 : 285,136,538 = 285,136,538 : x
  2. Step 2: Convert to fraction form
    131,585,155/285,136,538 = 285,136,538/x
  3. Step 3: Cross multiply
    131,585,155x = 285,136,538 × 285,136,538
  4. Step 4: Simplify right side
    131,585,155x = 81,302,845,302,625,440
  5. Step 5: Solve for x
    x = 81,302,845,302,625,440/131,585,155
  6. Step 6: Final answer
    x = 617,872,474.31

Related Problems

Find third proportional to 65,792,577.50 and 142,568,269
Half scale
Find third proportional to 263,170,310 and 570,273,076
Double scale
Find third proportional to 131,585,157 and 285,136,542
Similar ratio
Find third proportional to 197,377,732.50 and 427,704,807
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.