Home / 80,723,969-172,210,894

Finding the Third Proportional to 80,723,969 and 172,210,894

Calculator

Solution

The third proportional to 80,723,969 and 172,210,894 is: 367,382,728.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,723,969 : 172,210,894 = 172,210,894 : x
  2. Step 2: Convert to fraction form
    80,723,969/172,210,894 = 172,210,894/x
  3. Step 3: Cross multiply
    80,723,969x = 172,210,894 × 172,210,894
  4. Step 4: Simplify right side
    80,723,969x = 29,656,592,012,279,236
  5. Step 5: Solve for x
    x = 29,656,592,012,279,236/80,723,969
  6. Step 6: Final answer
    x = 367,382,728.82

Related Problems

Find third proportional to 40,361,984.50 and 86,105,447
Half scale
Find third proportional to 161,447,938 and 344,421,788
Double scale
Find third proportional to 80,723,971 and 172,210,898
Similar ratio
Find third proportional to 121,085,953.50 and 258,316,341
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.