Home / 378,611,042-581,592,912

Finding the Third Proportional to 378,611,042 and 581,592,912

Calculator

Solution

The third proportional to 378,611,042 and 581,592,912 is: 893,397,914.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,611,042 : 581,592,912 = 581,592,912 : x
  2. Step 2: Convert to fraction form
    378,611,042/581,592,912 = 581,592,912/x
  3. Step 3: Cross multiply
    378,611,042x = 581,592,912 × 581,592,912
  4. Step 4: Simplify right side
    378,611,042x = 338,250,315,288,639,744
  5. Step 5: Solve for x
    x = 338,250,315,288,639,744/378,611,042
  6. Step 6: Final answer
    x = 893,397,914.39

Related Problems

Find third proportional to 189,305,521 and 290,796,456
Half scale
Find third proportional to 757,222,084 and 1,163,185,824
Double scale
Find third proportional to 378,611,044 and 581,592,915
Similar ratio
Find third proportional to 567,916,563 and 872,389,368
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.