Home / 81,098,280-167,945,090

Finding the Third Proportional to 81,098,280 and 167,945,090

Calculator

Solution

The third proportional to 81,098,280 and 167,945,090 is: 347,794,715.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,098,280 : 167,945,090 = 167,945,090 : x
  2. Step 2: Convert to fraction form
    81,098,280/167,945,090 = 167,945,090/x
  3. Step 3: Cross multiply
    81,098,280x = 167,945,090 × 167,945,090
  4. Step 4: Simplify right side
    81,098,280x = 28,205,553,255,108,100
  5. Step 5: Solve for x
    x = 28,205,553,255,108,100/81,098,280
  6. Step 6: Final answer
    x = 347,794,715.93

Related Problems

Find third proportional to 40,549,140 and 83,972,545
Half scale
Find third proportional to 162,196,560 and 335,890,180
Double scale
Find third proportional to 81,098,282 and 167,945,094
Similar ratio
Find third proportional to 121,647,420 and 251,917,635
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.