Home / 286,690,190-442,709,212

Finding the Third Proportional to 286,690,190 and 442,709,212

Calculator

Solution

The third proportional to 286,690,190 and 442,709,212 is: 683,634,994.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,690,190 : 442,709,212 = 442,709,212 : x
  2. Step 2: Convert to fraction form
    286,690,190/442,709,212 = 442,709,212/x
  3. Step 3: Cross multiply
    286,690,190x = 442,709,212 × 442,709,212
  4. Step 4: Simplify right side
    286,690,190x = 195,991,446,389,660,928
  5. Step 5: Solve for x
    x = 195,991,446,389,660,928/286,690,190
  6. Step 6: Final answer
    x = 683,634,994.24

Related Problems

Find third proportional to 143,345,095 and 221,354,606
Half scale
Find third proportional to 573,380,380 and 885,418,424
Double scale
Find third proportional to 286,690,192 and 442,709,215
Similar ratio
Find third proportional to 430,035,285 and 664,063,818
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.