Home / 286,690,231-442,709,274

Finding the Third Proportional to 286,690,231 and 442,709,274

Calculator

Solution

The third proportional to 286,690,231 and 442,709,274 is: 683,635,087.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,690,231 : 442,709,274 = 442,709,274 : x
  2. Step 2: Convert to fraction form
    286,690,231/442,709,274 = 442,709,274/x
  3. Step 3: Cross multiply
    286,690,231x = 442,709,274 × 442,709,274
  4. Step 4: Simplify right side
    286,690,231x = 195,991,501,285,607,072
  5. Step 5: Solve for x
    x = 195,991,501,285,607,072/286,690,231
  6. Step 6: Final answer
    x = 683,635,087.96

Related Problems

Find third proportional to 143,345,115.50 and 221,354,637
Half scale
Find third proportional to 573,380,462 and 885,418,548
Double scale
Find third proportional to 286,690,233 and 442,709,277
Similar ratio
Find third proportional to 430,035,346.50 and 664,063,911
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.