Home / 254,836,374-393,520,289

Finding the Third Proportional to 254,836,374 and 393,520,289

Calculator

Solution

The third proportional to 254,836,374 and 393,520,289 is: 607,677,057.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,836,374 : 393,520,289 = 393,520,289 : x
  2. Step 2: Convert to fraction form
    254,836,374/393,520,289 = 393,520,289/x
  3. Step 3: Cross multiply
    254,836,374x = 393,520,289 × 393,520,289
  4. Step 4: Simplify right side
    254,836,374x = 154,858,217,854,643,520
  5. Step 5: Solve for x
    x = 154,858,217,854,643,520/254,836,374
  6. Step 6: Final answer
    x = 607,677,057.34

Related Problems

Find third proportional to 127,418,187 and 196,760,144.50
Half scale
Find third proportional to 509,672,748 and 787,040,578
Double scale
Find third proportional to 254,836,376 and 393,520,292
Similar ratio
Find third proportional to 382,254,561 and 590,280,433.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.