Home / 115,046,438-155,485,783

Finding the Third Proportional to 115,046,438 and 155,485,783

Calculator

Solution

The third proportional to 115,046,438 and 155,485,783 is: 210,139,741.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,046,438 : 155,485,783 = 155,485,783 : x
  2. Step 2: Convert to fraction form
    115,046,438/155,485,783 = 155,485,783/x
  3. Step 3: Cross multiply
    115,046,438x = 155,485,783 × 155,485,783
  4. Step 4: Simplify right side
    115,046,438x = 24,175,828,715,123,088
  5. Step 5: Solve for x
    x = 24,175,828,715,123,088/115,046,438
  6. Step 6: Final answer
    x = 210,139,741.27

Related Problems

Find third proportional to 57,523,219 and 77,742,891.50
Half scale
Find third proportional to 230,092,876 and 310,971,566
Double scale
Find third proportional to 115,046,440 and 155,485,786
Similar ratio
Find third proportional to 172,569,657 and 233,228,674.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.