Home / 82,203,602-178,878,348

Finding the Third Proportional to 82,203,602 and 178,878,348

Calculator

Solution

The third proportional to 82,203,602 and 178,878,348 is: 389,246,488.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,203,602 : 178,878,348 = 178,878,348 : x
  2. Step 2: Convert to fraction form
    82,203,602/178,878,348 = 178,878,348/x
  3. Step 3: Cross multiply
    82,203,602x = 178,878,348 × 178,878,348
  4. Step 4: Simplify right side
    82,203,602x = 31,997,463,383,209,104
  5. Step 5: Solve for x
    x = 31,997,463,383,209,104/82,203,602
  6. Step 6: Final answer
    x = 389,246,488.05

Related Problems

Find third proportional to 41,101,801 and 89,439,174
Half scale
Find third proportional to 164,407,204 and 357,756,696
Double scale
Find third proportional to 82,203,604 and 178,878,352
Similar ratio
Find third proportional to 123,305,403 and 268,317,522
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.