Home / 381,993,657-818,443,440

Finding the Third Proportional to 381,993,657 and 818,443,440

Calculator

Solution

The third proportional to 381,993,657 and 818,443,440 is: 1,753,562,270.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,993,657 : 818,443,440 = 818,443,440 : x
  2. Step 2: Convert to fraction form
    381,993,657/818,443,440 = 818,443,440/x
  3. Step 3: Cross multiply
    381,993,657x = 818,443,440 × 818,443,440
  4. Step 4: Simplify right side
    381,993,657x = 669,849,664,479,033,600
  5. Step 5: Solve for x
    x = 669,849,664,479,033,600/381,993,657
  6. Step 6: Final answer
    x = 1,753,562,270.48

Related Problems

Find third proportional to 190,996,828.50 and 409,221,720
Half scale
Find third proportional to 763,987,314 and 1,636,886,880
Double scale
Find third proportional to 381,993,659 and 818,443,444
Similar ratio
Find third proportional to 572,990,485.50 and 1,227,665,160
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.