Home / 312,455,348-680,457,580

Finding the Third Proportional to 312,455,348 and 680,457,580

Calculator

Solution

The third proportional to 312,455,348 and 680,457,580 is: 1,481,883,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,455,348 : 680,457,580 = 680,457,580 : x
  2. Step 2: Convert to fraction form
    312,455,348/680,457,580 = 680,457,580/x
  3. Step 3: Cross multiply
    312,455,348x = 680,457,580 × 680,457,580
  4. Step 4: Simplify right side
    312,455,348x = 463,022,518,179,456,384
  5. Step 5: Solve for x
    x = 463,022,518,179,456,384/312,455,348
  6. Step 6: Final answer
    x = 1,481,883,799.22

Related Problems

Find third proportional to 156,227,674 and 340,228,790
Half scale
Find third proportional to 624,910,696 and 1,360,915,160
Double scale
Find third proportional to 312,455,350 and 680,457,584
Similar ratio
Find third proportional to 468,683,022 and 1,020,686,370
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.