Home / 272,142,096-420,246,018

Finding the Third Proportional to 272,142,096 and 420,246,018

Calculator

Solution

The third proportional to 272,142,096 and 420,246,018 is: 648,950,376.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,142,096 : 420,246,018 = 420,246,018 : x
  2. Step 2: Convert to fraction form
    272,142,096/420,246,018 = 420,246,018/x
  3. Step 3: Cross multiply
    272,142,096x = 420,246,018 × 420,246,018
  4. Step 4: Simplify right side
    272,142,096x = 176,606,715,644,856,320
  5. Step 5: Solve for x
    x = 176,606,715,644,856,320/272,142,096
  6. Step 6: Final answer
    x = 648,950,376.44

Related Problems

Find third proportional to 136,071,048 and 210,123,009
Half scale
Find third proportional to 544,284,192 and 840,492,036
Double scale
Find third proportional to 272,142,098 and 420,246,021
Similar ratio
Find third proportional to 408,213,144 and 630,369,027
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.