Home / 381,994,641-818,445,366

Finding the Third Proportional to 381,994,641 and 818,445,366

Calculator

Solution

The third proportional to 381,994,641 and 818,445,366 is: 1,753,566,006.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,994,641 : 818,445,366 = 818,445,366 : x
  2. Step 2: Convert to fraction form
    381,994,641/818,445,366 = 818,445,366/x
  3. Step 3: Cross multiply
    381,994,641x = 818,445,366 × 818,445,366
  4. Step 4: Simplify right side
    381,994,641x = 669,852,817,126,873,984
  5. Step 5: Solve for x
    x = 669,852,817,126,873,984/381,994,641
  6. Step 6: Final answer
    x = 1,753,566,006.51

Related Problems

Find third proportional to 190,997,320.50 and 409,222,683
Half scale
Find third proportional to 763,989,282 and 1,636,890,732
Double scale
Find third proportional to 381,994,643 and 818,445,370
Similar ratio
Find third proportional to 572,991,961.50 and 1,227,668,049
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.