Home / 78,322,467-163,081,446

Finding the Third Proportional to 78,322,467 and 163,081,446

Calculator

Solution

The third proportional to 78,322,467 and 163,081,446 is: 339,564,866.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,322,467 : 163,081,446 = 163,081,446 : x
  2. Step 2: Convert to fraction form
    78,322,467/163,081,446 = 163,081,446/x
  3. Step 3: Cross multiply
    78,322,467x = 163,081,446 × 163,081,446
  4. Step 4: Simplify right side
    78,322,467x = 26,595,558,029,450,916
  5. Step 5: Solve for x
    x = 26,595,558,029,450,916/78,322,467
  6. Step 6: Final answer
    x = 339,564,866.23

Related Problems

Find third proportional to 39,161,233.50 and 81,540,723
Half scale
Find third proportional to 156,644,934 and 326,162,892
Double scale
Find third proportional to 78,322,469 and 163,081,450
Similar ratio
Find third proportional to 117,483,700.50 and 244,622,169
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.