Home / 100,643,150-220,129,492

Finding the Third Proportional to 100,643,150 and 220,129,492

Calculator

Solution

The third proportional to 100,643,150 and 220,129,492 is: 481,473,336.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,643,150 : 220,129,492 = 220,129,492 : x
  2. Step 2: Convert to fraction form
    100,643,150/220,129,492 = 220,129,492/x
  3. Step 3: Cross multiply
    100,643,150x = 220,129,492 × 220,129,492
  4. Step 4: Simplify right side
    100,643,150x = 48,456,993,248,178,064
  5. Step 5: Solve for x
    x = 48,456,993,248,178,064/100,643,150
  6. Step 6: Final answer
    x = 481,473,336.72

Related Problems

Find third proportional to 50,321,575 and 110,064,746
Half scale
Find third proportional to 201,286,300 and 440,258,984
Double scale
Find third proportional to 100,643,152 and 220,129,496
Similar ratio
Find third proportional to 150,964,725 and 330,194,238
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.