Home / 380,340,590-571,419,381

Finding the Third Proportional to 380,340,590 and 571,419,381

Calculator

Solution

The third proportional to 380,340,590 and 571,419,381 is: 858,493,985.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    380,340,590 : 571,419,381 = 571,419,381 : x
  2. Step 2: Convert to fraction form
    380,340,590/571,419,381 = 571,419,381/x
  3. Step 3: Cross multiply
    380,340,590x = 571,419,381 × 571,419,381
  4. Step 4: Simplify right side
    380,340,590x = 326,520,108,982,423,168
  5. Step 5: Solve for x
    x = 326,520,108,982,423,168/380,340,590
  6. Step 6: Final answer
    x = 858,493,985.57

Related Problems

Find third proportional to 190,170,295 and 285,709,690.50
Half scale
Find third proportional to 760,681,180 and 1,142,838,762
Double scale
Find third proportional to 380,340,592 and 571,419,384
Similar ratio
Find third proportional to 570,510,885 and 857,129,071.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.