Home / 308,193,804-641,896,728

Finding the Third Proportional to 308,193,804 and 641,896,728

Calculator

Solution

The third proportional to 308,193,804 and 641,896,728 is: 1,336,923,079.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,193,804 : 641,896,728 = 641,896,728 : x
  2. Step 2: Convert to fraction form
    308,193,804/641,896,728 = 641,896,728/x
  3. Step 3: Cross multiply
    308,193,804x = 641,896,728 × 641,896,728
  4. Step 4: Simplify right side
    308,193,804x = 412,031,409,417,105,984
  5. Step 5: Solve for x
    x = 412,031,409,417,105,984/308,193,804
  6. Step 6: Final answer
    x = 1,336,923,079.15

Related Problems

Find third proportional to 154,096,902 and 320,948,364
Half scale
Find third proportional to 616,387,608 and 1,283,793,456
Double scale
Find third proportional to 308,193,806 and 641,896,732
Similar ratio
Find third proportional to 462,290,706 and 962,845,092
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.