Home / 137,909,730-205,668,668

Finding the Third Proportional to 137,909,730 and 205,668,668

Calculator

Solution

The third proportional to 137,909,730 and 205,668,668 is: 306,719,482.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,909,730 : 205,668,668 = 205,668,668 : x
  2. Step 2: Convert to fraction form
    137,909,730/205,668,668 = 205,668,668/x
  3. Step 3: Cross multiply
    137,909,730x = 205,668,668 × 205,668,668
  4. Step 4: Simplify right side
    137,909,730x = 42,299,600,996,894,224
  5. Step 5: Solve for x
    x = 42,299,600,996,894,224/137,909,730
  6. Step 6: Final answer
    x = 306,719,482.35

Related Problems

Find third proportional to 68,954,865 and 102,834,334
Half scale
Find third proportional to 275,819,460 and 411,337,336
Double scale
Find third proportional to 137,909,732 and 205,668,671
Similar ratio
Find third proportional to 206,864,595 and 308,503,002
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.