Home / 140,931,387-215,609,242

Finding the Third Proportional to 140,931,387 and 215,609,242

Calculator

Solution

The third proportional to 140,931,387 and 215,609,242 is: 329,857,998.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,931,387 : 215,609,242 = 215,609,242 : x
  2. Step 2: Convert to fraction form
    140,931,387/215,609,242 = 215,609,242/x
  3. Step 3: Cross multiply
    140,931,387x = 215,609,242 × 215,609,242
  4. Step 4: Simplify right side
    140,931,387x = 46,487,345,235,814,560
  5. Step 5: Solve for x
    x = 46,487,345,235,814,560/140,931,387
  6. Step 6: Final answer
    x = 329,857,998.46

Related Problems

Find third proportional to 70,465,693.50 and 107,804,621
Half scale
Find third proportional to 281,862,774 and 431,218,484
Double scale
Find third proportional to 140,931,389 and 215,609,245
Similar ratio
Find third proportional to 211,397,080.50 and 323,413,863
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.