Home / 138,869,058-302,425,620

Finding the Third Proportional to 138,869,058 and 302,425,620

Calculator

Solution

The third proportional to 138,869,058 and 302,425,620 is: 658,615,079.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,869,058 : 302,425,620 = 302,425,620 : x
  2. Step 2: Convert to fraction form
    138,869,058/302,425,620 = 302,425,620/x
  3. Step 3: Cross multiply
    138,869,058x = 302,425,620 × 302,425,620
  4. Step 4: Simplify right side
    138,869,058x = 91,461,255,632,384,400
  5. Step 5: Solve for x
    x = 91,461,255,632,384,400/138,869,058
  6. Step 6: Final answer
    x = 658,615,079.19

Related Problems

Find third proportional to 69,434,529 and 151,212,810
Half scale
Find third proportional to 277,738,116 and 604,851,240
Double scale
Find third proportional to 138,869,060 and 302,425,624
Similar ratio
Find third proportional to 208,303,587 and 453,638,430
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.