Home / 297,252,720-621,608,931

Finding the Third Proportional to 297,252,720 and 621,608,931

Calculator

Solution

The third proportional to 297,252,720 and 621,608,931 is: 1,299,896,139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,252,720 : 621,608,931 = 621,608,931 : x
  2. Step 2: Convert to fraction form
    297,252,720/621,608,931 = 621,608,931/x
  3. Step 3: Cross multiply
    297,252,720x = 621,608,931 × 621,608,931
  4. Step 4: Simplify right side
    297,252,720x = 386,397,663,098,962,752
  5. Step 5: Solve for x
    x = 386,397,663,098,962,752/297,252,720
  6. Step 6: Final answer
    x = 1,299,896,139.21

Related Problems

Find third proportional to 148,626,360 and 310,804,465.50
Half scale
Find third proportional to 594,505,440 and 1,243,217,862
Double scale
Find third proportional to 297,252,722 and 621,608,935
Similar ratio
Find third proportional to 445,879,080 and 932,413,396.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.