Home / 418,379,463-912,090,771

Finding the Third Proportional to 418,379,463 and 912,090,771

Calculator

Solution

The third proportional to 418,379,463 and 912,090,771 is: 1,988,409,202.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,379,463 : 912,090,771 = 912,090,771 : x
  2. Step 2: Convert to fraction form
    418,379,463/912,090,771 = 912,090,771/x
  3. Step 3: Cross multiply
    418,379,463x = 912,090,771 × 912,090,771
  4. Step 4: Simplify right side
    418,379,463x = 831,909,574,543,374,464
  5. Step 5: Solve for x
    x = 831,909,574,543,374,464/418,379,463
  6. Step 6: Final answer
    x = 1,988,409,202.92

Related Problems

Find third proportional to 209,189,731.50 and 456,045,385.50
Half scale
Find third proportional to 836,758,926 and 1,824,181,542
Double scale
Find third proportional to 418,379,465 and 912,090,775
Similar ratio
Find third proportional to 627,569,194.50 and 1,368,136,156.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.