Home / 139,830,797-211,689,548

Finding the Third Proportional to 139,830,797 and 211,689,548

Calculator

Solution

The third proportional to 139,830,797 and 211,689,548 is: 320,476,359.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,830,797 : 211,689,548 = 211,689,548 : x
  2. Step 2: Convert to fraction form
    139,830,797/211,689,548 = 211,689,548/x
  3. Step 3: Cross multiply
    139,830,797x = 211,689,548 × 211,689,548
  4. Step 4: Simplify right side
    139,830,797x = 44,812,464,732,444,304
  5. Step 5: Solve for x
    x = 44,812,464,732,444,304/139,830,797
  6. Step 6: Final answer
    x = 320,476,359.24

Related Problems

Find third proportional to 69,915,398.50 and 105,844,774
Half scale
Find third proportional to 279,661,594 and 423,379,096
Double scale
Find third proportional to 139,830,799 and 211,689,551
Similar ratio
Find third proportional to 209,746,195.50 and 317,534,322
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.