Home / 55,369,330-121,159,631

Finding the Third Proportional to 55,369,330 and 121,159,631

Calculator

Solution

The third proportional to 55,369,330 and 121,159,631 is: 265,122,517.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,369,330 : 121,159,631 = 121,159,631 : x
  2. Step 2: Convert to fraction form
    55,369,330/121,159,631 = 121,159,631/x
  3. Step 3: Cross multiply
    55,369,330x = 121,159,631 × 121,159,631
  4. Step 4: Simplify right side
    55,369,330x = 14,679,656,184,056,160
  5. Step 5: Solve for x
    x = 14,679,656,184,056,160/55,369,330
  6. Step 6: Final answer
    x = 265,122,517.90

Related Problems

Find third proportional to 27,684,665 and 60,579,815.50
Half scale
Find third proportional to 110,738,660 and 242,319,262
Double scale
Find third proportional to 55,369,332 and 121,159,635
Similar ratio
Find third proportional to 83,053,995 and 181,739,446.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.