Home / 72,540,078-153,267,636

Finding the Third Proportional to 72,540,078 and 153,267,636

Calculator

Solution

The third proportional to 72,540,078 and 153,267,636 is: 323,834,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,540,078 : 153,267,636 = 153,267,636 : x
  2. Step 2: Convert to fraction form
    72,540,078/153,267,636 = 153,267,636/x
  3. Step 3: Cross multiply
    72,540,078x = 153,267,636 × 153,267,636
  4. Step 4: Simplify right side
    72,540,078x = 23,490,968,245,028,496
  5. Step 5: Solve for x
    x = 23,490,968,245,028,496/72,540,078
  6. Step 6: Final answer
    x = 323,834,339.48

Related Problems

Find third proportional to 36,270,039 and 76,633,818
Half scale
Find third proportional to 145,080,156 and 306,535,272
Double scale
Find third proportional to 72,540,080 and 153,267,640
Similar ratio
Find third proportional to 108,810,117 and 229,901,454
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.