Home / 178,517,880-275,855,392

Finding the Third Proportional to 178,517,880 and 275,855,392

Calculator

Solution

The third proportional to 178,517,880 and 275,855,392 is: 426,266,530.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,517,880 : 275,855,392 = 275,855,392 : x
  2. Step 2: Convert to fraction form
    178,517,880/275,855,392 = 275,855,392/x
  3. Step 3: Cross multiply
    178,517,880x = 275,855,392 × 275,855,392
  4. Step 4: Simplify right side
    178,517,880x = 76,096,197,295,473,664
  5. Step 5: Solve for x
    x = 76,096,197,295,473,664/178,517,880
  6. Step 6: Final answer
    x = 426,266,530.25

Related Problems

Find third proportional to 89,258,940 and 137,927,696
Half scale
Find third proportional to 357,035,760 and 551,710,784
Double scale
Find third proportional to 178,517,882 and 275,855,395
Similar ratio
Find third proportional to 267,776,820 and 413,783,088
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.