Home / 79,890,167-172,121,616

Finding the Third Proportional to 79,890,167 and 172,121,616

Calculator

Solution

The third proportional to 79,890,167 and 172,121,616 is: 370,832,253.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,890,167 : 172,121,616 = 172,121,616 : x
  2. Step 2: Convert to fraction form
    79,890,167/172,121,616 = 172,121,616/x
  3. Step 3: Cross multiply
    79,890,167x = 172,121,616 × 172,121,616
  4. Step 4: Simplify right side
    79,890,167x = 29,625,850,694,451,456
  5. Step 5: Solve for x
    x = 29,625,850,694,451,456/79,890,167
  6. Step 6: Final answer
    x = 370,832,253.92

Related Problems

Find third proportional to 39,945,083.50 and 86,060,808
Half scale
Find third proportional to 159,780,334 and 344,243,232
Double scale
Find third proportional to 79,890,169 and 172,121,620
Similar ratio
Find third proportional to 119,835,250.50 and 258,182,424
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.