Home / 198,255,887-429,461,663

Finding the Third Proportional to 198,255,887 and 429,461,663

Calculator

Solution

The third proportional to 198,255,887 and 429,461,663 is: 930,299,335.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,255,887 : 429,461,663 = 429,461,663 : x
  2. Step 2: Convert to fraction form
    198,255,887/429,461,663 = 429,461,663/x
  3. Step 3: Cross multiply
    198,255,887x = 429,461,663 × 429,461,663
  4. Step 4: Simplify right side
    198,255,887x = 184,437,319,986,725,568
  5. Step 5: Solve for x
    x = 184,437,319,986,725,568/198,255,887
  6. Step 6: Final answer
    x = 930,299,335.76

Related Problems

Find third proportional to 99,127,943.50 and 214,730,831.50
Half scale
Find third proportional to 396,511,774 and 858,923,326
Double scale
Find third proportional to 198,255,889 and 429,461,667
Similar ratio
Find third proportional to 297,383,830.50 and 644,192,494.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.