Home / 402,783,266-867,543,372

Finding the Third Proportional to 402,783,266 and 867,543,372

Calculator

Solution

The third proportional to 402,783,266 and 867,543,372 is: 1,868,576,889.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,783,266 : 867,543,372 = 867,543,372 : x
  2. Step 2: Convert to fraction form
    402,783,266/867,543,372 = 867,543,372/x
  3. Step 3: Cross multiply
    402,783,266x = 867,543,372 × 867,543,372
  4. Step 4: Simplify right side
    402,783,266x = 752,631,502,301,130,368
  5. Step 5: Solve for x
    x = 752,631,502,301,130,368/402,783,266
  6. Step 6: Final answer
    x = 1,868,576,889.44

Related Problems

Find third proportional to 201,391,633 and 433,771,686
Half scale
Find third proportional to 805,566,532 and 1,735,086,744
Double scale
Find third proportional to 402,783,268 and 867,543,376
Similar ratio
Find third proportional to 604,174,899 and 1,301,315,058
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.