Home / 171,345,680-261,036,040

Finding the Third Proportional to 171,345,680 and 261,036,040

Calculator

Solution

The third proportional to 171,345,680 and 261,036,040 is: 397,674,538.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,345,680 : 261,036,040 = 261,036,040 : x
  2. Step 2: Convert to fraction form
    171,345,680/261,036,040 = 261,036,040/x
  3. Step 3: Cross multiply
    171,345,680x = 261,036,040 × 261,036,040
  4. Step 4: Simplify right side
    171,345,680x = 68,139,814,178,881,600
  5. Step 5: Solve for x
    x = 68,139,814,178,881,600/171,345,680
  6. Step 6: Final answer
    x = 397,674,538.27

Related Problems

Find third proportional to 85,672,840 and 130,518,020
Half scale
Find third proportional to 342,691,360 and 522,072,080
Double scale
Find third proportional to 171,345,682 and 261,036,043
Similar ratio
Find third proportional to 257,018,520 and 391,554,060
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.