Home / 259,133,460-397,361,280

Finding the Third Proportional to 259,133,460 and 397,361,280

Calculator

Solution

The third proportional to 259,133,460 and 397,361,280 is: 609,323,037.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,133,460 : 397,361,280 = 397,361,280 : x
  2. Step 2: Convert to fraction form
    259,133,460/397,361,280 = 397,361,280/x
  3. Step 3: Cross multiply
    259,133,460x = 397,361,280 × 397,361,280
  4. Step 4: Simplify right side
    259,133,460x = 157,895,986,843,238,400
  5. Step 5: Solve for x
    x = 157,895,986,843,238,400/259,133,460
  6. Step 6: Final answer
    x = 609,323,037.03

Related Problems

Find third proportional to 129,566,730 and 198,680,640
Half scale
Find third proportional to 518,266,920 and 794,722,560
Double scale
Find third proportional to 259,133,462 and 397,361,283
Similar ratio
Find third proportional to 388,700,190 and 596,041,920
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.