Home / 172,620,038-369,725,728

Finding the Third Proportional to 172,620,038 and 369,725,728

Calculator

Solution

The third proportional to 172,620,038 and 369,725,728 is: 791,895,978.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,620,038 : 369,725,728 = 369,725,728 : x
  2. Step 2: Convert to fraction form
    172,620,038/369,725,728 = 369,725,728/x
  3. Step 3: Cross multiply
    172,620,038x = 369,725,728 × 369,725,728
  4. Step 4: Simplify right side
    172,620,038x = 136,697,113,945,129,984
  5. Step 5: Solve for x
    x = 136,697,113,945,129,984/172,620,038
  6. Step 6: Final answer
    x = 791,895,978.76

Related Problems

Find third proportional to 86,310,019 and 184,862,864
Half scale
Find third proportional to 345,240,076 and 739,451,456
Double scale
Find third proportional to 172,620,040 and 369,725,732
Similar ratio
Find third proportional to 258,930,057 and 554,588,592
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.